Causes for the corrosion leakage of interstage coolers of a chlorine gas compressor were analyzed.分析了氯气压缩机段间冷却器腐蚀泄漏原因,介绍了超声波防垢原理及其实施效果.The paper also points out the condition of the best interstage of the forging.并指出了最佳锻...
Even in our own cities the " Chinatowns " were exotic enclaves.即使是在我们自己的城市里, “ 唐人街 ” 也是一块块陌生的异国领土.The enclaves are remnants of rocks which partially melted to form granitoid magma.包体为部分熔融形成寄主花岗岩岩浆的源区岩石残余.The gem - grade ...
Anesthesia was a great innovation in medicine.麻醉是一项伟大的医学创新.The doctor thinks local anesthesia will do for the operation.医生认为这次手术用局部麻醉就可以了.Circulatory complications occur because of the effects of anesthesia.循环并发症的出现是由麻醉作...