对碳素工具钢采用不同浓度的氯化钙水溶液进行淬火。
The carbon tool steel was quenched into the different concentration of calcium chloride watery solution.
经热处理淬火的碳素工具钢和渗碳淬火钢零件，在磨削时常常出现大量较规则排列的裂纹，它直接影响零件的质量。
The parts of tool steel and carburization hardened steel through he at treatment has often appeared grinding cracks. It influences the quality of the parts.
经热处理淬火的碳素工具钢和渗碳淬火钢零件，在磨削时常常出现大量较规则排列的裂纹，它直接影响零件的质量。
The parts of tool steel and carburization hardened steel through he at treatment has often appeared grinding cracks. It influences the quality of the parts.
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