短語詞組短語carbon -contact pickup 繙譯carbon electrical contact 碳觸角carbon switch contact 炭質(zhì)開關(guān)接點(diǎn)carbon n contact pick -up 碳觸點(diǎn)拾音器electrical carbon contact materials 電碳接觸材料carbon contact pick up 碳觸點(diǎn)拾音器carbon contact strip 碳滑板carbon contact strips 碳滑板carbon contact chamber 碳接觸池 返回 carbon contact