基本解釋[機(jī)械工程]鏟齒裝置詞組短語(yǔ)短語(yǔ)backing -off attachment 鏟齒附件;鏟磨附件hinterdreheinrichtung relieving attachment backing -off attachment 鏟背裝置backing off attachment更多詞組專業(yè)釋義機(jī)械工程鏟齒裝置