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真空热处理
zhēnkōng rèchǔlǐ
met.
vacuum heat treatment
(【技】在真空或在真空下通人低压的特殊气体中进行的热处理工艺。可以进行真空淬火、真空退火和真空化学热处理。真空热处理可以达到无氧化、无脱碳的光亮热处理效果,热处理变形量小。)
space
vacuum heat treatment
真 空热处理
:
3 phrases
in 3 subjects
Automobiles
1
General
1
Metallurgy
1
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