C-channel
名词 n.
英文释义
名词 n.
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A structural framing member with a cross section shaped like a squared-off letter C.
— Another and more traditional C-channel repair approach is to weld reinforcement plates to the web instead of bolting them, or to weld a reinforcement bar along the bottom flange, but this is less commonly done today.
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数据来源: Wiktionary