用光学显微镜、透射电子显微镜以及电子探针等现代材料试验手段对50钢中存在的大块黑色团状异常组织进行了研究和分析。
The abnormal block and black round structure of 50 axletree steel was studied and analyzed using optical microscopy, transmission electron microscopy, electron probe and so on.
提出通过拉坯阻力的实测值与预测值的差值预报拉坯阻力异常和漏钢的新方法，模拟结果表明此法可行。
A new method of predicting breakout and abnormal mould friction by the difference between measured value and predicted value is put forward. The result shows that the way is feasible.
虽然K - 5的机身紧凑、小巧，但是却异常坚固和耐用，外壳采用耐用且轻量的镁金属合金，骨架采用高强度的不锈钢合金。
Despite its compact dimensions, the K-5 is built to be exceptionally solid and durable, with a body of sturdy yet lightweight magnesium alloy, and a chassis of highly rigid stainless steel.
在两种钢中均观察到了奥氏体的异常分解。
在两种钢中均观察到了奥氏体的异常分解。
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