Did you say Edward Pratt?您是说EdwardPratt 吗 ?Green and Pratt employed a rotating - mirror camera with an explosively driven wedge.Green和Pratt使用旋转镜头的摄影机,其具有一种爆发性的楔形物.Pratt & Whitney has announced that it will be making furt...
He was found desperately trying to untangle several reels of film.他被撞见拼命想要解开几盘缠在一起的胶卷。The Ministry desperately tried to hush up the whole affair.部里拼命想隐瞒整个事件。His gross misman-agement left the company desperately in need o...
他说用占卜杖探测水源完全是胡说八道。He said that dowsing for water is complete nonsense.受污染的水源会降低农作物产量。Polluted water lessens crop yields.泄漏的煤油污染了水源。A leakage of kerosene has polluted water supplies....
地板上铺的是草席,只有起居间铺了一块薄薄的破地毯.The floors were covered with matting and the hall laid with a thin rag carpet.他们当时正坐在二楼的起居间里等着吃晚饭.They were in the sitting room on the second floor, waiting for supper.指因居间及代理业务或受委?等所应负担之成本.Costs...
When the galvanometer reads zero the circuit is in the null - balance position.当检流计的读数为零时,电路处于零平衡位置.If a sinusoidal current is sent through a movingcoil galvanometer, the meter reads zero.如果将一正弦电流通入动圈式电流计, 那么这电流计的读数为零.Th...