The variation of the desorption activation energy of dichloromethane on activated carbons was discussed hardbase ( HSAB ) princi.主要研究了金属离子改性活性炭对二 氯甲烷 脱附活化能的影响.Purpose To observe the anti - glioma effects of lymphocyte ac...
在冬季,车间里是如何做到温度的恒温的?How to keep constant temperature in production floor during winter time?撒哈拉沙漠,白天酷热, 入夜后骤寒,为适应如此多变的温差, 可以保持恒温的地下穴居屋是最佳居所.During daytime, Sahara Desert is fiercely hot, but after sunset , the temperature...
破产事务官想要将这些店铺打包整体出售。The receivers are keen to sell the stores as one lot.他的洋葱批发价每磅9便士；打包送货的话要10便士。His onions cost 9p a lb wholesale; packing and transport costs 10p.我走进房间，继续打包。I went up to my room to continue with my pack...
拉斯维加斯一名患有精神病的宗教狂热分子已经杀死了4人。A religious psychotic in Las Vegas has killed four people.他个性坚定，但绝不是什么狂热分子。He was forceful, but by no means a zealot.她死后成了部分人狂热崇拜的偶像。Since her death, she has become a cult figure....
Many pesticides are irritants.很多杀虫剂都具有刺激性。Mustard oils are irritants, capable of causing serious injury to animal tissue.芥子油是一种刺激剂, 对动物组织能够引起严重的伤害.These gases can also act as sensory irritants to produce tears or sneezin...