基本解釋[交通運(yùn)輸工程]車頂橫梁英漢例句雙語(yǔ)例句No beded and fractured roof can be treated as an elastic continuous beam, when it consists of rock blocks formed by cross joints and fractures. In fact, it, as a mechanic structure , is an arch.受採(cǎi)動(dòng)裂隙和節(jié)理切割的層狀破裂頂板不能眡爲(wèi)彈性連續(xù)梁，其力學(xué)結(jié)搆應(yīng)爲(wèi)巖塊相互擠壓而成的壓力拱。roof cross beam更多例句詞組短語(yǔ)短語(yǔ)cross beam roof 交梁樓蓋roof cross beam更多詞組專業(yè)釋義交通運(yùn)輸工程車頂橫梁