形截面管 rectangular section: 矩形斷面; 矩形剖面rectangular tube: 長方通; 矩形斷面管; 矩形管bar rectangular section: 矩形斷面梁; 矩形梁briquette of rectangular section: 矩形斷面坯塊rectangular cross section: 矩形斷面; 矩形橫斷面下載手機(jī)詞典可隨時隨地查詞查翻譯