light gage steel 中文意思是什麼
light gage steel
解釋
輕型型鋼-
Discussion on construction technology of light - gage steel joist gypsum - lath ceiling
淺談輕鋼龍骨紙面石膏板吊頂的施工技術 -
Standard specification for steel sheet piling, cold formed, light gage
冷成形輕型薄鋼板樁標準規范
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