鑄造合金線收縮測(cè)試儀 linear contraction: 線收縮; 線性收縮alloy casting: 合金鑄件; 合金鑄造casting alloy: 鑄造合金; 鑄造用合金linear after contraction: 線性殘余收縮linear after-contraction: 線性殘余收縮下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯