... carburizing by molten salts || 液体渗碳 carburizing by solid matters || 固体渗碳 carburizing cycle || 碳化期，渗碳期 ...
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固体渗碳剂渗碳 carburizing by solid matters; granulated gas carburizing 表面硬化渗碳剂 case hardening carburizer; case-hardening carburizer .
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