deactivation什么意思

The methods of regeneration and preventing deactivation of catalysts are reviewed briefly.简要介绍了催化剂的再生和防失活等方面的技术.The coking and deactivation of virgin naphtha aromatization catalyst are studied on isothermal reactor.利用等温固...

deactivation的音标：deactivation的英式发音音标为：[di:æktɪ'veɪʃən]deactivation的美式发音音标为：[diæktɪ'veɪʃən]...

There can be important consequences of activation or deactivation.在这里可能有活化或钝化的重要结果.This process is endothermic with rapid carbon deposition and deactivation of the catalyst.此过程是吸热的,同时很快发生碳积沉并使催化剂活性减低.The methods of regen...

"I guess you guys don't mind if I smoke?" he drawled.“伙计们，我想你们不介意我抽烟吧？”他拉长音调说。In the end the "bad guys" are caught and sent to jail.最后，“坏人”都被抓住送进了监狱。Mom wants to know if you guys still have that two-person tent.妈妈想知...

homunculi的音标：homunculi的英式发音音标为：[hə'mʌŋkjəli:]homunculi的美式发音音标为：[hə'mʌŋkjəli]...

n.（支）气管切开术...

钟放在椭圆形的大理石基座上，外罩玻璃罩。The clock stands on an oval marble base, enclosed by a glass dome.遇到紧急情况时, 击碎玻璃罩并摁下按钮.In case of emergency, break the glass and press the button.出于和谐一致的兴趣和爱好,他们在沃德式的玻璃罩盒子里种植文竹.In an unclouded harmony ...

n.糙面粗哔叽，缩绒梳毛呢...

The crowd fell back to let the fire - engine through.人群向后退去,以便给消防车让路.The cars all stopped to let the fire - engine by.车辆都停下来,让消防车通过.All traffic has to make way for a fire - engine.所有车辆都得给消防车让路....

v.混日子( laze的过去式和过去分词 )，懒散，闲散，闲散地打发时间...

溢出的湖水倾泻而下，形成了一座日式水景花园的瀑布。The loch's overflow cascades into the waterfalls of a Japanese water garden.溢出的油对野生动物来说可能是毁灭性的。An oil spill could be devastating for wildlife.被火山喷溢出的熔岩伤身体的人不多.Few people have been harmed phy...

“妇女们”的英语可以翻译为：womankind ...

v.过单调呆板的生活( vegetate的现在分词 )，植物似地生长，（瘤、疣等）长大...

horizocardia的音标：horizocardia的英式发音音标为：['hɒrɪzəʊkɑ:dɪə]horizocardia的美式发音音标为：['hɒrɪzoʊkɑdɪr]...

让我们再回到之前的那个话题。If I may return to what we were talking about earlier.在之前的几次飞行中，就已经察觉到机身有些摇晃。Some oscillation of the fuselage had been noticed on early flights.昨天拍卖之前的成交量很小。Trading was very light ahead of yesterday's ...

soften的现在进行时为：softening...

The two struck a deal in which Rendell took half of what a manager would.两个人达成协议，伦德尔获得相当于经理所得的一半。Many are hailing Rendell's ideas as visionary.许多人都称赞伦德尔的想法很有远见。Mayor Rendell imposed the new contract terms.伦德尔市长强加了新的...

affirms的音标：...