基本解釋吊臂長度，吊桿長度英漢例句雙語例句The ratio of aircraft length to maximum cross sectional area also influences the intensity of the sonic boom.飛機(jī)的長度和最大橫截麪麪積之比也會(huì)影響音爆的強(qiáng)度。boom length更多例句詞組短語短語suspension height boom length ratio 懸高桿長比wing length boom 翼下長噴桿Length of boom 動(dòng)臂長度;吊桿長度boom length更多詞組專業(yè)釋義機(jī)械工程動(dòng)臂長度交通運(yùn)輸工程吊桿長度