The hydrogenation can be controlled to produce any degree of hardness desired in the product.为了生产所需要的任何硬度的产品,可对氢作用加以控制.Its hydrogenation activity in aromatics saturation and ring opening activity were investigated.芳烃加氢饱和...
Why do they have to keep suggesting ‘improvements’ when everything’s working perfectly? If it ain’t broke, don’t fix it.一切都好端端的，为什么他们总是建议要“改进”？不破就不修嘛。So you're suggesting we get donor skin from a human cadaver?那你是在建...
He lay weltering in blood.他躺在血泊中.Pigs were weltering about in the mud.猪在泥里打滚.After the battle, the whole field was weltering in blood.战斗结束后, 整个战场都沉浸在血泊中....