trussed rafter principal west bank的意思|示意
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桁架椽主西岸
trussed rafter principal west bank的网络常见释义
桁架主橡 请教：关于繁体翻译 ... trussed pole WESTBANK 构成杆 trussed rafter principal WESTBANK 桁架主橡 trussed steel joist WESTBANK 桁钢搁栅 ...