open pitadj.露天采掘的
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 system interconnection reference model开放系统互连参考模型
open solar absorption refrigerating machine敞开式太阳能吸收制冷机
open-loop man-machine transfer function开环人-机传递函数
Open Education Needs Open-minded Teachers开放教育的教师观
Open tubular capillary electrochromatography开管毛细管电色谱
Open Systems Interconnection Reference Model开放系统互连参考模型
open-source software-development process开放式源码软件开发过程
open-circuit underwater breathing apparatus开放式潜水呼吸器