This paper briefly expounds the technological design and smelting process of ZCuZn 40 Mn 3 Fel.主要论述了锰黄铜熔炼工艺设计及熔炼过程.Expounds liquid level control system of flotation machine and its industrial test.介绍浮选机矿浆液位控制系统及其工业试验过程.T...
...the littoral countries of the Persian Gulf.波斯湾沿岸国家the littoral province沿海省份We should produce the littoral advantage well.我们应该把海滨的优势很好地发挥出来。...the countries of the north African littoral.北非沿岸各国littoral fauna沿岸动物区系Sedim...
He would deliberate and then issue instructions in writing or through intermediaries.他要经过仔细斟酌,然后用书面或通过中间人发出指示.We've instructions to lave them be.'我们上峰有指示,让他们闹去吧. ”Candidates must comply strictly with these inst...