基本解釋[經(jīng)濟學(xué)]回轉(zhuǎn)節(jié)流閥詞組短語短語rotary y throttle valve 回轉(zhuǎn)節(jié)流閥Rotary throttle valve carburetor 發(fā)明名稱rotary throttle rotary throttle valve 回轉(zhuǎn)節(jié)流閥rotary throttle valve更多詞組專業(yè)釋義經(jīng)濟學(xué)回轉(zhuǎn)節(jié)流閥