英语词汇“positive negative three-step action”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	positive negative three-step action
释义	positive negative three-step action [网络] 正负三位作用
随便看	driling driling head driling machine bench-style driling machine vice driling rig driling unit drilitic Driliton drill drillabilities drillability drillability of rock drillable drill adapter drill a hole drill ammunition drill ammunition stowage drill and bass drill-and-practice drill and practice drill and steel wire gage drillandthinner drill-and-thinner drill and turning tool holder drill angle gage 飞龙乘云飞龙在天食食1 食2 食3 食4 食不下咽食不二味食不充口即开型彩票即或即日即时即景即期即期票即祈即票即系