Was he right to change from Physics to Metallurgy?他由学物理改为学冶金是正确的 吗 ?Widely used in industry of machinc. electric power, metallurgy, chemical and oil, etc.广泛应用于机械、电力 、 冶金 、 化工、石油等行业.In metallurgy industry, iodine is used ...
Expound magnesium metallurgy with ferrosilicon process and calcium metallurgy with aluminothermic process by contracting technological conditions.通过工艺条件对比分析,阐明了硅热法炼镁与铝热法炼钙两者工艺过程、设备条件基本相同.Widely used in industry of machin...
Wilt thou also disannul my judgment? wilt thou condemn me, that thou mayest be righteous?8你岂可废弃我所拟定的. 岂可定我有罪, 好显自己为义 吗 .Political leaders united yesterday to condemn the latest wave of violence...政界领袖昨日联合起来对最近激增的暴力事件予以谴责...
When he broke his leg he had to walk on crutches.他腿摔断了以后,不得不靠拐杖走路.I was on crutches for a while.有一段时间我拄拐。Good news goes on crutches.好事不出门。I can walk without the aid of crutches...我不用拐杖也能自己走。After the accident I spent six...
Brittleness is often a result of alloying.脆性往往是合金化的一种结果.The mechanism, equipments and feature of mechanical alloying technology were introduced briefly.综述了机械合金化的原理 、 设备和特性及其对材料的影响.Innovative laser processing ( surface ha...