“pulse hardening”的概念、定义、翻译、参考文献-科学参考

单词	pulse hardening
释义	pulse hardening [`pǝls ¦härd·ǝn·iŋ] ^METALLURGY A surface-hardening process performed by heating to the required temperature in a span of several milliseconds by using an energy and time-controlled pulse of very high power at a very high frequency, about 27 megahertz.
随便看	desiccant desiccation desiccation breccia desiccation crack desiccator design designated volume designation designation hole designation punch design climatology design engineering design factor design flood design gross weight design head design heating load design load design-oriented system design pressure design speed design standards design storm design stress design thickness

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