Slow, careful curing of the concrete improves the hydration of the cement.混凝土的缓慢而精心的养护可以改善水泥的水化作用.ZL and lignosulphonate calcium don't harm the strength development of granular soil stabilized with cement.ZL和木钙两种缓凝剂...
当汽车倾倒时, 滚珠迫使柱塞落在支承板上.With the car upside - down, the ball forces the plunger to seat against the guide plate.前面与后面支承板表面粗糙.Rough surface in front and back plate.楼层结构由框架柱 、 楼层梁 、 钢楼承板以及边模板等组成.Mezzanine structure is make up...
The poll canvassed the views of almost eighty economists.民意调查征询了将近80位经济学家的意见。While economists are free to theorise, company chairmen are concerned with actualities.经济学家们可自由创建理论，公司总裁们则关心现实情况。The move has won the implacabl...
轻型飞机飞行时起落架不一定缩回.The undercarriage on light aircraft does not always retract in flight.男孩看见那条蛇吓得猛地缩回.The boy started back in fear when he saw the snake.但是现在要缩回来当然为时已晚.But it was too late then, of course, to back out....
Baby cuckoos oust other baby birds from their nests.布谷鸟的雏鸟把其他鸟的雏鸟逐出巢外.Four cuckoos inside the zoo.动物园里四只杜鹃.Let there be cuckoos, a lark and a dove.让这里有布谷鸟, 云雀,和鸽子....