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单词
Mn
释义
Mn
Mn
1.
■
=Neutron Rest Mass【物】中子静质量(=1.6749210+[-27公斤)
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welding blowpipe
welding booth
welding burner
welding condition
welding contactor
welding crack
welding cycle
weld(ing) defect (=welding flaw)
welding die
welding direction
welding dynamo
welding electrode hold
welding equipment
welding fixture
welding flash
welding fluid
welding flux
welding force
welding furnace
welding gauge
welding generator
welding glass
welding grade gas
welding gun
welding handle
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更新时间:2025/3/10 11:05:22