单词	parallel index cam
释义	parallel index cam 平行分度凸轮
随便看	nation-wide poll nationwide power grid system nationwide programme nation wide programme nationwide public support services system nationwide reading nationwide reading activity nationwide release nation-wide sample survey nationwide sampling survey nationwide scale nationwide service nationwide service network nationwide strike nationwide survey nationwide system nationwide telesision broadcast nationwide television audience nationwide test nationwide toll dialing nationwide tv hookup nationwide unified examination nationwide volleyball league matches natioual economic militarization NATIP