精选优质文档-倾情为你奉上LESSON 4 2、Translate the following phrases into Chinese /English .(1)Sustained load 长期荷载 (2)Cement gel 水泥凝胶体 (3)Water-cement ratio 水灰比 (4)The stability of the structure结构稳定(5)The expansion joint 伸缩缝 (6)Moisture content 含水量(7)Cement paste 水泥浆 (8)The coefficient of thermal expansion of concrete 混凝土热膨胀系(9)Permanent plastic strain 永久塑性应变 (10)The fatigue strength of concrete 混凝土疲劳强度3、Translate th