职业技能鉴定国家题库统一试卷全.doc

1、relationship between Government and business. The “two sessions“, General Secretary of “Pro“, “clear“ the word succinctly summarized the new relationship between Government and business, as pure politics, reshaping the political relationship specified in the direction. District leaders in handling p

2、olitical and business relations, engage in trading power for money, and finally stumbled, we a lesson, always keep in mind that “Pro“, “clean“ practicing “Pro“, “clear“. “Pro“ is to open a sincere engagement with private enterprise to help solve practical difficulties; “ Clear “is to clarify the Div

3、ision of power, exercised in accordance with, private entrepreneurs with innocent purity, not abusing power for personal gain, not to engage in trading power for money. Third, in order to maintain fairness and justice. Fairness and justice is the lifeline of the rule of law, is the best development

4、environment. Currently, lax law enforcement and the judicial sector in our region also exist to varying degrees, law enforcement departments and individual window units power for personal gains and bribes, thick friends, relations, human cases, money cases in which seriously infringe on the legitima

5、te rights and interests of enterprises and people. Especially some law enforcement and inspection for profit purposes, deliberately looking for corporate loopholes, found directly under the ticket does not give business improvement opportunities. We recruit a company doesnt easily, cultivating a bus

6、iness more difficult, never for personal gain, systematic harassment, card, last checked to check to get the enterprise collapsed. To guarantee the legitimate rights and interests. Always proceed from the overall situation of reform and development of services, fully consider the characteristics of

7、production and management in non-public enterprises and social benefits, an accurate grasp of legal limits, protect the enthusiasm of entrepreneurs and practitioners in innovation and entrepreneurship, enhancing expectations and confidence. To promote strict enforcement. Strengthening law enforcemen

8、t procedures, improve law enforcement performance evaluation, strengthening the supervision of law enforcement, exploration and practice of risk control mechanism of law enforcement to further standardize the social security, urban management, road traffic administrative law enforcement, effectively

9、 free, extensive law-enforcement and lax enforcement of law enforcement and other issues. To uphold justice. Justice is the last line of Defense to safeguard fairness and justice, to unequivocally support the courts and procuratorates independently exercise level . Judicial activities were rampant,

10、must not be allowed to run, favors, money, must not be allowed to knowingly violate the miscarriage, violations of the legitimate rights and interests of the masses must not be allowed to abuse of power, to make forest mass can be felt in every judicial cases in equity and justice. Four to deepen gr

11、ass-roots governance according to lawGrass-roots governance according to law is an important foundation for promoting the construction of rule of law, but also the most basic development environment. Despite my good social order in General, but there are law-abiding consciousness, social order is no

12、t standard, regardless of faith, Twining visit visit and other outstanding problems. We want to actively promote the field of multi-level governance according to law, promote the continuous improvement of the social environment. To promote universal compliance. Actively foster the rule of law cultur

13、e, carry out law publicity and education on honesty and trustworthiness, guide the masses and consciously abide by the law, failing to find method, problem-solving method, method of gradually changing the world, he is not looking for but someone “unspoken rules“, formed all law law, abide by the goo

14、d atmosphere. To strengthen the comprehensive management of public security. Deepening peace xingan construction, strongly against violence crime, mafia and serious criminal offences, to protect the legitimate rights and interests of citizens, legal persons, carry out criminal policy of temper justi

15、ce with mercy, the maximum stimulating social vitality, and earnestly safeguard social harmony and stability. To resolve social conflicts by law. To further smooth channels of reporting social conditions and public opinion, improving regulation, arbitration, as well as dispute resolution mechanisms,

16、 implement fully the petitioners cases “third-party“ hearings and supervising system of letters and calls, and to resolve the involved law lawsuit into the orbit of rule of law, vexatious, Twining visit visit, disturbing social order and other malicious extortion, resolutely crack down. Five, improv

17、ing cadres Vitale, provide strong protection for forest development XI General Secretary stressed that the comprehensive revitalization in Northeast China, needs a high quality, solid style, cadres of the dare to play. Cadre cadres is a pledge, should want to do work and able to do good, enthusiasm

18、is paramount. Treat party cadres, it is necessary to Strict management, and warm care, enable the broad masses of cadres work hard work, this is two parallel principles. In strict accordance with the standards of good cadres selection and appointment, the real officers, dare officers, those who want

19、 to play, good as excellent cadres at all levels of leadership in the past. At present, some leading cadres work initiative is not high, beyond political, idle, lazy governance governance, not as, slow, messy and a phenomenon still exist to varying degrees, affected and restricted economic and socia

20、l development. We must mobilize the enthusiasm of cadres as an urgent task, adhere to combination of incentives and constraints, and adhere to the strict management and warm care, practical solution “for the officers not to“ problem, motivate cadres and better lead the masses to an undertaking, the

21、cadres and create the new achievement in a dare to play, good at shows as new. To identify the problem, accurate pulse职业技能鉴定国家题库统一试卷（全）制冷中级精选试题一一.选择题1描述电路中电流大小的参量叫( d )。(A)安培 (B)伏特 (C)毫安 （D）电流强度2在电阻电路中，通过电阻的电流与电阻两端的电压成( a )o (A)正比 (B)反正 (C)对数 （D）倒数3直流电路中接有电容时，闭合的瞬间( )。(A)存在电流 (B)不存在电流 (C)存在电感 （D）不存在

22、电阻4正弦量的瞬时值中的最大值为（ ）。(A)有效值 （B）幅值（C）振幅（D）相位差5晶体二极管具有（ ）（A）单相导电特性（B）双相导电特性（C）间接导电特性（D）直接导电特性6硅三极管正常工作时 Ube 变化范围在（ ）（A）0.50.6V（B）0.60.7V（C）0.70.8V（D）0.80.9V7半波整流电路与桥式整流电路比较，其特点是：电路简单（ ）（A） 使用元件少，输出电压波形脉动小（B） 使用元件少，输出电压波形脉动大（C） 使用元件多，输出电压波形脉动小（D） 使用元件多，输出电压波形脉动大8交流电经过轿式整流后得到（ ）(A)理想的直流电 (B)恒定的直流电 (C)脉动的

23、直流电 (D)半波的直流电 9稳压二极管在正常工作时工作在( )(A)正向导通区 (B)反向击穿区 (C)反向饱和区 (D)死区10空气中的氮气、氧气、二氧化碳和稀有气体的体积百分比依次为( )o(A)8708、1190、003、0。99(B)7808、1190、33、672(C)6808、2090、672、4。3(D)7808、2090、003、09411。空气中的( )，就会导致空调的潜热负荷加大。(A)温度增高 (B)湿度增大 (C)压力上升 (D)比容减少 12。空气经过加热处理，温度升高，含湿量( )o(A)增加 (B)下降 (C)不变 (D)为零 13。国家标准中规定，房间空调器的

24、防潮绝缘电阻值不应小于( )。(A)002M (B)02 M (C)2M (D)20 M14空调工况是以( )个温度值来确定的。(A)2 (B)3 (C)4 (D)515噪音是由声音的物理性质决定的，同时还与人们的( )状态有关 o(A)生理和心理 (B)年龄和健康 (C)身高和体重 (D)爱好和情绪16物质的升华是由( )o (A)气态直接变为固态 (B)固态直接变为气态 relationship between Government and business. The “two sessions“, General Secretary of “Pro“, “clear“ the word

25、succinctly summarized the new relationship between Government and business, as pure politics, reshaping the political relationship specified in the direction. District leaders in handling political and business relations, engage in trading power for money, and finally stumbled, we a lesson, always k

26、eep in mind that “Pro“, “clean“ practicing “Pro“, “clear“. “Pro“ is to open a sincere engagement with private enterprise to help solve practical difficulties; “ Clear “is to clarify the Division of power, exercised in accordance with, private entrepreneurs with innocent purity, not abusing power for

27、 personal gain, not to engage in trading power for money. Third, in order to maintain fairness and justice. Fairness and justice is the lifeline of the rule of law, is the best development environment. Currently, lax law enforcement and the judicial sector in our region also exist to varying degrees

28、, law enforcement departments and individual window units power for personal gains and bribes, thick friends, relations, human cases, money cases in which seriously infringe on the legitimate rights and interests of enterprises and people. Especially some law enforcement and inspection for profit pu

29、rposes, deliberately looking for corporate loopholes, found directly under the ticket does not give business improvement opportunities. We recruit a company doesnt easily, cultivating a business more difficult, never for personal gain, systematic harassment, card, last checked to check to get the en

30、terprise collapsed. To guarantee the legitimate rights and interests. Always proceed from the overall situation of reform and development of services, fully consider the characteristics of production and management in non-public enterprises and social benefits, an accurate grasp of legal limits, pro

31、tect the enthusiasm of entrepreneurs and practitioners in innovation and entrepreneurship, enhancing expectations and confidence. To promote strict enforcement. Strengthening law enforcement procedures, improve law enforcement performance evaluation, strengthening the supervision of law enforcement,

32、 exploration and practice of risk control mechanism of law enforcement to further standardize the social security, urban management, road traffic administrative law enforcement, effectively free, extensive law-enforcement and lax enforcement of law enforcement and other issues. To uphold justice. Ju

33、stice is the last line of Defense to safeguard fairness and justice, to unequivocally support the courts and procuratorates independently exercise level . Judicial activities were rampant, must not be allowed to run, favors, money, must not be allowed to knowingly violate the miscarriage, violations

34、 of the legitimate rights and interests of the masses must not be allowed to abuse of power, to make forest mass can be felt in every judicial cases in equity and justice. Four to deepen grass-roots governance according to lawGrass-roots governance according to law is an important foundation for pro

35、moting the construction of rule of law, but also the most basic development environment. Despite my good social order in General, but there are law-abiding consciousness, social order is not standard, regardless of faith, Twining visit visit and other outstanding problems. We want to actively promot

36、e the field of multi-level governance according to law, promote the continuous improvement of the social environment. To promote universal compliance. Actively foster the rule of law culture, carry out law publicity and education on honesty and trustworthiness, guide the masses and consciously abide

37、 by the law, failing to find method, problem-solving method, method of gradually changing the world, he is not looking for but someone “unspoken rules“, formed all law law, abide by the good atmosphere. To strengthen the comprehensive management of public security. Deepening peace xingan constructio

38、n, strongly against violence crime, mafia and serious criminal offences, to protect the legitimate rights and interests of citizens, legal persons, carry out criminal policy of temper justice with mercy, the maximum stimulating social vitality, and earnestly safeguard social harmony and stability. T

39、o resolve social conflicts by law. To further smooth channels of reporting social conditions and public opinion, improving regulation, arbitration, as well as dispute resolution mechanisms, implement fully the petitioners cases “third-party“ hearings and supervising system of letters and calls, and

40、to resolve the involved law lawsuit into the orbit of rule of law, vexatious, Twining visit visit, disturbing social order and other malicious extortion, resolutely crack down. Five, improving cadres Vitale, provide strong protection for forest development XI General Secretary stressed that the comp

41、rehensive revitalization in Northeast China, needs a high quality, solid style, cadres of the dare to play. Cadre cadres is a pledge, should want to do work and able to do good, enthusiasm is paramount. Treat party cadres, it is necessary to Strict management, and warm care, enable the broad masses

42、of cadres work hard work, this is two parallel principles. In strict accordance with the standards of good cadres selection and appointment, the real officers, dare officers, those who want to play, good as excellent cadres at all levels of leadership in the past. At present, some leading cadres wor

43、k initiative is not high, beyond political, idle, lazy governance governance, not as, slow, messy and a phenomenon still exist to varying degrees, affected and restricted economic and social development. We must mobilize the enthusiasm of cadres as an urgent task, adhere to combination of incentives

44、 and constraints, and adhere to the strict management and warm care, practical solution “for the officers not to“ problem, motivate cadres and better lead the masses to an undertaking, the cadres and create the new achievement in a dare to play, good at shows as new. To identify the problem, accurat

45、e pulse(C)固态直接变为液态 (D)液态直接变为气态17。比容是反映工质在( )下容积大小的状态参数 o(A)一定压力 (B)一定质量 (C)一定比重 (D)一定温度 18当温度升高到临界点时，其温度称为( )。(A)临界温度 (B)饱和温度 (C)过热温度 (D)过冷温度19沸腾是( )的表现形式 o(A)过热状态 (B)临界状态 (C)升华状态 (D)饱和状态20汽化热的单位是( )。(A)KJKg (B)Kg/KJ (C)KJ (D)Kg 21标准工况下 R12 蒸汽过热温度规定为( )o(A)5 (B)一 5 (C)15 (D)一 15 22冷凝器中冷却水温降低时，其制冷剂时，

46、冷凝压力( )o (A) 减小 (B)增大 (C)不变 (D)按指数规律增大23R134a 是( )o(A)高压低温制冷剂 (B)低压高温制冷剂 (C)中压低温制冷剂 (D)中压中温制冷剂24氟利昂制冷剂中产生对大气污染的主要成分是( )。(A)氟 (B)氯 (C)氢 (D)溴25载冷剂的特性要求中包括有( )。(A)比热小，密度小，粘度低等特点 (B)比热大，密度大，粘度高等特点(C)比热大，密度小，粘度低等特点 (D)比热小，密度大，粘度高等特点26以 R22 为制冷剂的制冷压缩机多采用（ ）冷冻机油作为润滑剂(A)13# (B) 18# (C)25# (D)30# 27制冷剂的压焓图中有

47、( )o(A)两个区域 (B)三个区域 (C)四个区域 (D)六个区域 28理想的绝热压缩过程就是一个( )压缩过程。(A)等压 (B)等温 (C)等焓 (D)等熵29单位质量制冷量的计算公式是( )。(A)h1h2 (B)h2h3 (C)h1h4 (D)h3h430单位容积制冷量 qv 的单位是( )。(A)Kgm3 (B)KJm3 (C)KgKJ (D)KJKg31制冷量 Qo=VthgvL 式中( )性能指标不受 Po、Pk 变化的影响。(A)Qo (B)Vth (C)qv (D)L32将过热蒸汽变为过冷液体是由( )来完成的。(A)制冷压缩机 (B)节流装置 (C)冷凝器 (D)蒸发器

48、33功的单位有尔格、公斤米和( )。(A)千瓦/公斤 (B)千瓦时 (C)千瓦 (D)焦耳34对于各种制冷剂，当其压力比大约等于( )时，制冷机的功率最大 o(A)1 (B)3 (C)5 (D)735制冷压缩机实际输气量与理论输气量之比，称为(A)压力系数 (B)温度系数 (C)输气系数 (D)容积系数 36开启式制冷压缩机组主要由（ ）两部分组成 o（A）机体与曲轴 (B)活塞与阀板组 (C)活塞与汽缸 (D)压缩机与电动机37活塞式制冷压缩机实际工作中应吸人( )（A）湿蒸汽 (B)过冷液体 (C)过热蒸汽 (D)饱和蒸汽relationship between Government and business. The “two sessions“, General Secretary of “Pro“, “clear“ the word succinctly summarized the new relationship between Government and business, as pure politi