Concrete column form
作者： Gary L. Workman , John M. Fitzgerald
DOI:
关键词: Column (typography) 、 Structural engineering 、 Compression (physics) 、 Layer (electronics) 、 Materials science 、 Cross section (physics) 、 Composite material
摘要: A lightweight, concrete form having an inner elongate cylindrical member with internal opening a cross section to provide the desired shape for column and layer of thin stretch film stretched about place in compression ends overlapped self-adherence.
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