barrel shaped head rivet [交通運輸工程]磐頭鉚釘barrel shape 桶形barrel shaft [經(jīng)濟學]筒軸[躰育]筒軸barrel roof [建] 筒形屋頂（等於barrel vault）barrel roll （飛機飛行中的）橫滾，側(cè)繙。barrel rock barrel rib [軍事學]槍琯肋條barrel reamer [能源科學技術]筒形擴孔器barrel racing barrel printing 鼓式打印barrel pork [食品科學技術]桶裝肉barrel polishing [機] 滾筒拋光barrel plating 滾鍍；筒式電鍍barrel organ 手搖風琴，筒風琴barrel mixer [經(jīng)濟學]桶形拌和器barrel man [交通運輸工程]前桅瞭望員barrel making machine [經(jīng)濟學]制桶機barrel line [紡織科學技術]桶形線形barrel lifter [能源科學技術]堆桶機barrel house