In 1923, Soviet - American plot Ziwa Li Jin Faming static storage type camera tube.1923年, 美籍苏联人兹瓦里金发明静电积贮式摄像管.Aiguille , friendly friend , Jin Zhizhu is time report calculates country's biggest money software busine...
本文介绍了以氟硅酸钠、纯碱为原料生产晶体氟化钠的工艺,并对操作条件作了详细的说明.A method of producing crystal sodium fluoride with sodium fluosilicate and sodium carbonate is introduced.在2008年6月2日, 氟化钠被自?成为新条目候选之候选条目.At 2 June, 2008, Sodium Fluoride was recom...
心理测试能够使组织机构避免犯下损失惨重的大错。Psychometric tests can save organizations from grim and costly mistakes.若战事一起，两国均会损失惨重。Both countries have much to lose if there is a war.菲亚特一直是经济萧条中损失最惨重的公司之一。Fiat has been one of the greatest cas...