基本解釋[經(jīng)濟學]風動鑿巖機[機械工程]風動鑿巖機英漢例句雙語例句This paper designed a new type of muffler for pneumatic rock drill with the theory of impedance.利用阻抗消聲原理爲氣動鑿巖機設計了一種新型的消聲罩。Finally, based on the theories and methods presented, a new independently-rotated valveless pneumatic rock drill was designed.最後，以本文提供的理論與方法，設計出了一臺新型無閥氣動獨立廻轉(zhuǎn)鑿巖機。This paper analysed the noise characteristic of pneumatic rock drill stell. Introducing the harness method of pneumatic rock drill stell noise.對氣動鑿巖機釺桿産生的噪聲特性進行了分析研究，介紹了釺桿噪聲的治理方法。pneumatic rock drill更多例句詞組短語短語cut pneumatic rock drill 露天氣動鑿巖機valveless pneumatic rock drill 無閥氣動鑿巖機open -cut t pneumatic rock drill 露天氣動鑿巖機Air -leg pneumatic rock drill 氣腿式風動鑿巖機leg -mounted pneumatic rock drill 風動支架鑿巖機pneumatic rock drill更多詞組專業(yè)釋義經(jīng)濟學風動鑿巖機機械工程風動鑿巖機