老头儿的拳头象老虎钳一般捏紧了, 胸膛因为满腔愤怒而起伏着.The old man's fists closed like a vise, and his chest heaved with suppressed rage.松开老虎钳上的轴,将顶部轴承移出.Unclamp the shaft from the vise and slide off the top bearing.老虎钳是用螺栓拧在工作台上的.The vice ...
They watched the dodgem cars bang and bounce.他们看着那些碰碰车互相碰撞并弹开。No one rides dodgem cars at the amusement park anymore because only one is still working.游乐园里没人玩碰碰车了,因为只有一辆还没坏....
本文列举了一些含卤族元素的氧化剂对不同种类醇的选择性氧化实例.This article enumerate some Halogen - based oxidants and their some important applying examples.我们认为这是卤族离子与芳羧酸吸附竞争,使芳羧酸分子从银胶表面脱附所导致的.The influence of halogen ions on SERS of aromatic acids ...
Finally, the implementation and test the system are described detailedly.最后详细介绍了系统的具体实现和测试.Especially during period of heater anomaly, read the following project detailedly please.特别是在加热器异常时, 请详细阅读以下项目.He has spent sever...