The LaCoste & Romberg airborne gravimeter is the key subsystem of the Chinese airborne gravimetry system.航空重力仪是我国首套航空重力测量系统的核心,主要由高精度的垂直加速度计 和 稳定平台组成....
Mechanical Jacks System : Four - beamtwo - pillar frame, main cylinder, pneumatic components, two - way and straight - line guider, hydraulic - driving system - feeding systematic.液气传动部: 四梁二柱拉杆式封闭框架机体结构 、 油缸 、 气动元件 、 双向 ...
...increasingly restrictive immigration laws...限制条件越来越多的移民法British landmarks are the establishment of the Monopolies Commission and the Restrictive Trade Practices Act.英国的划时代事件是建立垄断委员会和限制贸易实施法案.If her marriage becomes to...