精选优质文档-倾情为你奉上复合剖视compound section剖面图section, sectional view重合剖面coincide section, revolved section移出剖面removed section剖面线section line剖面符号symbols for section-lining习惯画法conventional drawing局部放大图 drawing of partial enlargement零件图detail drawing, working drawing第三角投影third angle projection粗实线continuous thick line, full line, visible line细实线continuous thin line虚线dot line, dashed line, hidden line点划线dash and dot line双点划线double dots line波浪线断裂线break line剖切平面迹线cutting
