Main processes, such as Alkylene, AlkyClean, Lurgi and FBA processes were described. 对Aklylene工艺 、 AlkyClean工艺 、 Lurgi工艺和FBA工艺等目前世界上的主要烷基化工艺以及国内工艺作了描述.
His entrance was announced by a buzzer connected to the door.他刚一进去,与门相连的门铃便嗡嗡作响。The buzzer suddenly responded in a long blast of sound.蜂鸣器突然相应地发出了一声响亮的长鸣。The buzzer went off at eight o'clock.蜂鸣器在8点钟时响了....
the dowager Duchess of Norfolk诺福克公爵遗孀Nobody was allowed to eat in the Empress Dowager's presence.在皇帝遗孀面前任何人不得进餐。Even the Dowager had not been as incompetent.西太后本人当时并非是无能为力的.Appearance of the United States , like bea...
A good massage always relaxes me.有效的按摩总是使我放松.His face relaxes into a contented smile.他面部肌肉放松下来,露出了满意的微笑。The dashpot displacement relaxes exponentially.阻尼器位移按指数关系松弛.Do something that you know relaxes you.做点儿让你自己放松的事情。...
可单支或多支锯切,少量或大量生产皆宜.Can make multiple cut . Able to meet low or high production demands.采用单边双导轨结构,提高锯切精度.A single - sided guide rail structure is employed to improve the cutting precision.锯切夹紧力大小对钢管锯切有很大的影响.The clamping f...