輕型鋼 light-gauge steel section: 薄壁型鋼light gauge steel: 輕量型鋼; 輕型號(hào)規(guī)鋼light gauge steel construction: 輕量型鋼結(jié)構(gòu)light gauge steel framing: 輕量型鋼構(gòu)筑框架light gage section steel: 輕型型鋼下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯