jackscrew
美
英 ['d?ækskru?] 
- na.【機(jī)】螺旋起重器
- 網(wǎng)絡(luò)螺旋千斤頂;螺旋起重機(jī);渦桿
英漢解釋
例句
Analysis and Solving Method to Abnormal Driving Sound of Elevation Jackscrew on Limited Motion Antenna.
限動(dòng)天線俯仰絲杠傳動(dòng)異常響聲的分析和應(yīng)對(duì)措施。
erector hoist lift lifter jackscrew booster
起重器,千斤頂