... 现货天然气 spot gas 点淬火 spot hardening 地面点高度 spot height ...
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局部淬火
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局部硬化 differential hardening; local hardening; selective hardening; spot hardening 全部硬化 through-hardening ..
spot method of flame hardening 定点式火焰淬火法
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The influence of coating, spot size, power and scanning speed on hardening layer features and wear resistance were studied.
研完了表面状态、斑尺寸、率及扫描速度对硬化层特征及耐磨性的影响。
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