英语词汇“patent sounding machine”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	patent sounding machine
释义	patent sounding machine 手摇测深仪
随便看	direction control damper direction controller direction controlling direction control switch direction control system direction control systemguidance system direction control valve direction converter direction convex function direction-correlating direction correlation direction cosine direction cosine algorithm direction cosine matrix direction-cosine matrix direction cosine plane direction cosines direction course direction cross positioning Direction decision Direction departure direction-dependent function direction derivative Direction des Archives de France direction detection