The hydrogenation of diene compound and carbonyl group with yeasts was studied.对几种酵母细胞催化双烯和羰基的加氢反应作了一些初步研究.EPDM is a terpolymer elastomer made from ethylene - propylene diene monomer.epdm是一种由乙烯 - 丙烯、二烯单聚物构成的三元共聚物弹性材料.The...
What began as a postwar fetish for sunbathing is rapidly developing into a world health crisis.开始是战后对日光浴的极度迷恋，而后迅速发展成世界性的健康危机。...fetish wear for sexual arousal.引起性快感的恋物癖装束She has a fetish about cleanliness.她有洁癖。He has th...
Tungsten is widely used in multi - level interconnection due to its excellent gap filling and anti - electromigration capability.钨由于其优良的抗电迁徙性能和宜加工特性而被广泛应用于多层金属互连技术中.Electromigration dispersion ( EMD ) is one of major eff...