... 蠕墨铸铁 quasiflake graphite cast iron 软氮化 soft nitriding 扫描电镜 scanning electronmicroscope (SEM) ...
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soft-nitriding 软氮化
gas soft-nitriding 气体软氮化
soft nitriding layer 软氮化层
gas soft nitriding 气体软氮化
fluid soft nitriding 液体软氮化
liquid soft nitriding 液体软氮化
salt bath soft nitriding 盐浴软氮化
The valve rod (steel 35) is nitrided in the fluid soft nitriding process, the main material being made up of urea.
采用以尿素为主要原料的液体软氨化工艺，对阀杆(35钢)进行了氮化处理。
Since 1974 the research work on gas soft nitriding of nodular cast iron crankshafts used in agricultural diesel engine has started.
用气体软氮化强化农用柴油机球铁曲轴的研究始于1974年。
This paper has investigated the influence of alloying element Nb on structure and properties of the soft nitriding layer by means of experiments of the matrix steels containing Nb and Nbfree.
通过含铌与不含铌基体钢气体软氮化工艺对比实验，初步探索了合金元素铌对基体钢软氮化渗层组织与性能的影响。
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