open cut明堑,明挖openadj.开着的；开放的；公开的v.打开；张开；展开；摊开；开始(某事物)；开张；营业；以…开头；宣布启用n.户外；公开Open Circuit terminal voltage断路端电压open-wire carrier equipment明线载波设备open-loop output resistance[电] 开环输出电阻open pollination progent test自由授粉后代测验open shell and tube condenser立式壳管冷凝器Open subtrochanteric fracture转子下开放性骨折Open selected folder or group打开选定的文件夹或组open-wire carrier telephony明线载波电话Open Business on the Internet因特网上的开放商行open prebaked anode type cell敞开式预焙阳极电解槽