常見例句雙語例句The dredge has several hemispheric scoops in place of the toothed bar.這種撈網用幾個半球狀的鏟子代替了鋸齒橫桿。It uses an enormous, toothed bar mounted on a device called a dredge to scrape the seabed.這種方法使用一個安裝在被叫做撈網的裝置上的巨大“釘耙”直接刮過海牀。Dual-piston driven. toothed bar and gear driven, structure is compact, position of assembly is symmetrical. Motion is swift. turning of output axis can be changed through simple reversal of piston.雙活塞推動，齒條齒輪傳動，結搆緊湊，裝配位置對稱，動作迅速，通過簡單的活塞顛倒可以改變輸出軸轉曏。 返回 toothed bar