短語(yǔ)詞組短語(yǔ)flame case hardening 火焰加熱表面淬火;高溫回火flame band hardening blowpipe 火焰表面淬火燒炬flame cottom hardening 火焰加熱外貌淬火flame band hardening 火焰表面硬化flame e hardening 火焰硬化flame band hardening equipment 火焰淬火裝置liquid flame hardening 液體火焰淬火;液焰淬火flame hardening machine setter 火焰淬火機(jī)安裝員marquench flame hardening 分級(jí)火焰淬火法 返回 flame hardening