protective atmosphere
英 [prəˈtektɪv ˈætməsfɪə(r)]
美 [prəˈtektɪv ˈætməsfɪr]
网络 保护气氛
双语例句
- Helium can provide a protective atmosphere in the production of reactive metals, such as titanium and zirconium.
在活泼金属，如钛和的锆生产中，氦可以提供保护性气氛。 - The influence of the composition, mixing method, Sintering temperature, protective atmosphere, cooling speed and vacuum heat treatment on the mechanical properties of W-Ni-Cu heavy alloy is studied.
本文介绍了合金成分、混料方法、烧结温度、保护气氛、冷却速度及真空热处理对WNiCu高比重合金机械性能的影响。 - Protective atmosphere such as nitrogen 、 helium and buried in sand can improve the thermal stability of diamond in high temperature.
氮气、氦气等保护气氛和埋砂烧成能提高金刚石的高温热稳定性。 - The results show that Cr-Al coating under normal temperature and protective atmosphere without environmental pollution could be obtained by MA process.
结果表明，利用MA原理，能在常温及保护性气氛条件下获得无环境污染的合金涂层。 - Moreover, the oxygen content in the coating was low, and it was feasible to effectively reduce the oxygen content in the coating using inert gas as the protective atmosphere, since the oxidation mainly took place in the flight process of the molten particles.
涂层中的氧含量较低，氧化主要发生在熔融粒子飞行过程中，采用惰性气体保护可以减少涂层中的氧含量。 - Liquid nitrogen is adopted as protective atmosphere in bell type furnace for which vacuum pumping system are provide also.
在罩式电炉内处理，采取液氮作为保护气体，并设真空抽气设备。 - Effects of trace oxygen on pyrolysis of polycarbosilane with different purity of nitrogen used as protective atmosphere are studied by TG and IR and effect of processing conditions in pyrolysis on ceramic yield is discussed under trace oxygen atmosphere.
以不同纯度的氮气为保护性气氛，采用差热法和红外光谱法研究微量氧对聚碳硅烷裂解的影响，并讨论了在有微量氧的气氛下，不同裂解条件对陶瓷产率的影响。 - Many similarities disappeared after Mars, a much smaller planet, lost much of its protective atmosphere by the end of its first billion years.
在它基本度过第一个10亿年的时候，火星这颗小得多的行星丧失了大部分保护它的大气层，于是很多相似性也消失了。 - In addition, the author describes how to set up the basic process parameters of heat treatment with protective atmosphere, and gives us case analysis concerning protective atmosphere heat treatment of automobile tube, precision structural tube and power station boiler tube.
介绍了保护气氛热处理主要工艺参数的确定及汽车用管、精密结构用管、电站锅炉用管的保护气氛热处理实例分析。 - This paper deals with the application of industrial nitrogen containing considerable amount of oxygen as protective atmosphere in heat treatment.
本文就含氧量较高的工业氮作为保护气氛在热处理上的应用进行了热力学分析和试验。