air placed concrete 中文意思是什麼
air placed concrete
解釋
噴注混凝土-
Air placed concrete
氣壓澆注混凝土 -
Contract procedures for building works - part c : general technical specifications for building works ; air - placed concrete works
建築工程合同.第c部分:建築工程通用技術規范.噴注混
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