open cog空心垛式支架
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-closed odontoprisis position开闭牙位置
open-profile thin-walled column开口薄壁柱
Open Implementation in EMS Toolkits开放实现在EMS开发工具中的应用
open-secondary circuit experiment开路试验
open architecture development group开放体系结构开发小组
Open System Interconnection Network开放式系统互联网络
open-wire portable carrier system简易明线载波系统
open-wire voice frequency circuit明线话频线路
open loop automatic controal system[电] 开环自动控制系统