粘土矿物能催化脱羧基作用是早已认识到的问题.The ability of clay minerals to catalyse decarboxylation has long been recognised.这些部位包括羧基 、 羰基 、 环氧基和氨基等.These sites include, carboxyl, epoxy, amino and the like.结果表明,燕化公司研究院研制生产的YH -05 羧基丁苯胶乳各项性能指...
那个婴儿仰面躺着,两眼紧闭。The baby lay on his back with his eyes closed tight.两名妇女一动不动地仰面躺着。The two women lay on their backs, not stirring.可以在沙滩上懒洋洋地躺着,我高兴极了。I was happy enough to laze about on the beach....
高额电费开支说明供暖系统不足或建筑隔热材料不良。High electricity bills point to a poor heating system or bad insulation.萨拉也分摊燃气费、电费和电话费。Sara also pays a share of the gas, electricity and phone bills.这使灯泡与电费合计为27英镑。This makes the total cost of t...
The Statue of Liberty was erected at the entrance of New York Harbour.自由神像是树立在纽约港的入口处的.The Statue of Liberty stands in New York Harbor.自由女神像耸立在纽约港.From now on you are the official Statue of Liberty of this street.从今以后,你就...