These lath martensite first nucleates in parent austenite intergranular and twin boundary.应变诱发马氏体首先在原奥氏体晶界和孪晶界形核.A simplified model of isothermal austenite grain growth has been developed.在分析现有描述奥氏体晶粒长大模型的基础上,提出一简化模型.The...
在如此正式的场合,怎么说这样不恰当的话.Whan an inept remark to make on such a formal occasion.那样的行为是不恰当的.It isn't proper to act like that.我看不出来有什么不恰当的地方.There was nothing amiss that I could see....
Large, poorly controlled plants must reduce emissions to 1.2 million lbs / mBtu.大型的以及控制污染设备较差的工厂必须减少排放达120万磅/百万英国热量单位.(每个英国热量单位等于252卡——译者注. )The luggage weighs 40 lbs.这行李重40磅.Tighten adjustment screw to 3 N & middot; m (...