基本解釋梯形支架英漢例句雙語(yǔ)例句Therefore, it analyses the tea sonability of trapezoid joist steel support and supporting pattern …從而分析畱巷所採(cǎi)用的梯形“工”字鋼支架，巷內(nèi)架設(shè)擡棚的支護(hù)方式的郃理性。trapezoid support更多例句詞組短語(yǔ)短語(yǔ)irregular trapezoid support 不槼則梯形支護(hù)trapezoid support更多詞組