power steering pump 動(dòng)力轉(zhuǎn)向泵power steering n. [車(chē)輛] 動(dòng)力轉(zhuǎn)向；動(dòng)力方向盤(pán)；（機(jī)動(dòng)車(chē)）轉(zhuǎn)向助力裝置power stations 發(fā)電站power station regulation control 電廠調(diào)節(jié)控制power station pump 電站用泵power station 發(fā)電站；[電] 發(fā)電廠power splitter [電子] 功率分配器power spectrum estimation [電子、通信與自動(dòng)控制技術(shù)]功率譜估計(jì)[物理學(xué)]功率譜估計(jì)[機(jī)械工程]功率譜估計(jì)功率頻譜估計(jì)power spectrum density 功率譜密度power spectrum [物] 功率譜power spectral estimation [計(jì)算機(jī)科學(xué)技術(shù)]功率譜估計(jì)power spectral density [物] 功率譜密度power spectral analysis [地球科學(xué)]功率譜[醫(yī)藥科學(xué)]頻譜分析power spectral 功率譜power source [電] 電源，能源power socket 電源插座power signal generator [經(jīng)濟(jì)學(xué)]功率信號(hào)發(fā)生器power shovel 電鏟；機(jī)鏟，動(dòng)力鏟；挖土機(jī)power shortage n. 電力短缺，電荒power shift [車(chē)輛] 動(dòng)力換檔