爱词霸英语   汉语   手机版   软件版下载 | English
每日一句:正在加载...
1.The test results showed that with aging at 650 ℃,the rich copper phase particles precipitated prior at ferrite grain boundary,and with increasing isothermal aging time the size of rich copper phase increased.
结果表明,650℃等温时效时富铜相优先在铁素体晶界析出,随等温时效时间增加,富铜相尺寸增大。收藏指正
2.The aging properties of lead metaniobate piezoelectric ceramics have been investigated. The result indicated that the additives accumulate in grain boundary caused the material having good aging properties.
对偏铌酸铅压电陶瓷的老化性能作了一些探讨，实验表明，掺杂改性后的偏铌酸铅显微结构发生了变化，晶界处有杂质分凝使得该材料老化性能好。收藏指正
3.The effect of the electroslag remelting (ESR) on the constitution nearby the grain boundary in a Co-base superalloy, Co-22Ni-22Cr-14W, during 760℃ aging has been investigated by Auger electron spectrum.
本文使用Auger电子能谱研究了电渣重熔对一种Co基高温合金(Co-22Ni-22Cr-14W)在时效(760℃)过程中晶界附近化学成分的影响。收藏指正
4.Abstract: This paper discusses briefly the behavior of residual elements in steel and their effect on property of steel.The contents include:the source of residual elements in steel;solidification segregation or grain boundary segregation of residual elements during casting or heat treatment;the effect of residual elements on the surface hot-shortness,the second temper brittleness,the corrosion resistance,strain aging and inhibition on grain growth.At last,it is pointed out that the production clean steel should be one of important projects for China Steel Industry in the future.
文摘:简要地论述了钢中残余元素的行为及其对钢性能的影响，主要内容有钢中残余元素的来源，残余元素在铸锭过程中的凝固偏析和热处理时的晶界偏析，残余元素在热加工过程中表面热脆现象中的作用，残余元素在钢的第二类回火脆性现象中的作用，残余元素对钢材耐蚀性能、应变时效行为的影响，以及抑制晶粒长大的作用等，最后提出纯净钢工程是我国钢铁工业面临的重大项目。收藏指正
尝试查询
汉英释义