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The results show that the main causes of fracture is composition segregation and low strength resut from no quenching and tempering treatment. 结果表明，产生断裂的主要原因是材料内部成分偏析及未按要求对材料进行调质处理导致材料的强度较低。
The results of the experiment show that it is effective to prevent hydrogen embrittlement failure by hardening and tempering treatment. 实验结果表明：进行调质预处理是防止氢脆失效较为有效的方法。
This study aims at the exploration of the observation of the morphological changes of bainite with M/A constituents and precipitation of carbides during the tempering treatment. 本研究从变韧肥粒铁、微量富含碳之M/A相形态改变之观察以及碳化物析出变化等三方面探讨随回火时间增长时其对应之变化。
After tempering treatment at different conditions,the tempering stability of Fe-base hardfacing layer containing multiple alloying element was investigated. 对多元合金铁基堆焊层的焊态试样进行不同条件下的回火后处理,研究了该堆焊层的回火稳定性。
The Influence of the quenching and tempering treatment and the different subcritical treatment on microstrcture and property of a high alloy white cast iron was studied. 摘要研究了淬回火和不同的亚临界热处理工艺对高合金白口铸铁组织和性能的影响。
Abstract In this paper,the hardening and tempering treatment as well as the mechanical properties has been studied after the superstrength steel D6AC welded with another steel. 研究了D6AC超高强度钢与异种钢材焊后调质处理及力学性能。
So the influence of normalizing treatment (with atomized moisture cooling or strong wind cooling) and tempering treatment on the structure and mechanical properties of the camshaft was investigated. 论述了正火(雾冷和强风冷却)和回火温度对凸轮轴中显微组织和力学性能的影响。
According to the contion and failure formation of aluminium alloy heat extrusion die,it can improve the die's service life through boronitrocarburizing and quenching tempering treatment. 根据铝合金型材热挤压模具的工作条件及失效形式，通过试验．采用硼、碳、氮共渗并淬火、回火处理，来提高其使用寿命，获得了良好的效果。
Don't let your temper run away with you. 要控制住自己，不要发脾气。
hardening and tempering treatment 调质处理
quenching and tempering treatment (QT) 调质
quenching and tempering treatment process 调质热处理工艺
quenching and tempering treatment 调质处理
On-line quenching and tempering treatment 在线调质热处理
His hasty temper made him offensive. 他急躁的脾气使他令人讨厌。
Don't mess with her: she's got a violent temper. 别干预她的事，她脾气很暴。
He has been trying hard to hold onto his temper. 他一直尽力控制自己不发脾气。
He slammed the door in a temper. 他生气地摔门。
That outburst was illustrative of her bad temper. 这一通发作足以说明她脾气坏。