Brass, copper, stainless steel, bismuth, and lead are all suitable.黄铜 、 铜 、 不锈钢 、 铋及铅都是适合的.Tin - bismuth alloy was electroplating by electrodepositing associated with ultrasonic agitation.将超声和电沉积相结合电镀了锡铋合金.Aim To study t...
我们要加快原子能发电的研究,加速原子能电站的建设.We should accelerate our research in atomic power generation and speed up the building of atomic power plants.这一发电的功能使它们具有攻击和自卫能力.The power of producing electricity may serve these fish both for ...
约翰17岁时死于先天性心脏病。When John was 17, he died of congenital heart disease.现在，本医院可提供最好的化验（见第17章）。Today the best tests are performed in the hospital .see chap. 17..他因17岁时犯下的谋杀罪而被处以电刑。He was electrocuted for a murder committed w...
Glass bottles are filled with water tinted with food colourings.玻璃瓶中盛满了被食用色素染过色的水。North American dogtooth having solitary white flowers with yellow centers and blue - or pink - tinted exteriors.北美的一种赤莲属植物,具有单生的以黄色为中心的白色花...