open car敞篷车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 operational environment开放运行环境Open System Joint Task Force开放系统联合特遣队open block-stone revetment开放块石护坡open channel flow turbulence明渠湍流open-end transmission line终端开路传输线Open-Loop Feedback Optimal最佳开路反馈open disregard of the law.公然藐视法津open back bottom drive press后开式底传动压力机open-iron magnetic circuit开铁磁路open model of administration开放式管理