他动员全世界的舆论反对氢弹试验。He mobilized public opinion all over the world against hydrogen-bomb tests.这种铀和氢的结合,叫做 “ 氢弹 ”.This combination of uranium and hydrogen is called a " hydrogen bomb ".使用氢弹是否违背人道?Would the use of H - bombs b...
This paper discussed three methods of producting vinyl etherspreparation from acetylene, dehydrohalogenation and acetals.论述了乙烯基醚类化合物的三种主要制备方法乙炔法 、 脱卤化氢法和缩醛热分解法.Allene is an isomer of methyl acetylene.丙二烯是甲基乙炔的一种异构体.In th...
采购员天天为备料东奔西走.The purchasing agent rushes around every day to secure materials.现需服装辅料采购员,要求3年相关工作经验,具有良好的服装辅料知识.Need specialist in Accessories with relevant work experience of 3 years.必须有采购员职责的经验.Must have some experience...