play ground ball  游戏场球

ground to ground missile  面对面导弹; 地地导弹; 地-地导弹

ground to ground tactical missile  地地战术导弹

Ground-to-air missile virtual proving ground  地空导弹虚拟试验靶场

ground-to-air proving ground  地空试验靶场

Ground-to-Ground  地对地

Ground-to-Ground Campaign Tactical Missile  地地战役战术导弹

ground-to-ground laser ranging  接地线

Ground-to-ground Missile  地地导弹; 地对地飞弹; 地对地导弹

ground-to-ground tactical missile  地地战术导弹

ground-to-ground tactical missile weapon system in campaign  地地战役战术导弹

leather ball & imitation leather ball  皮球及仿皮球

leather ball & synthetic leather ball  皮球及合成革球

credit card touching ground technique  滚动勘探开发; *EIn代数

0 cm ground temperature  地表温度

12-channel ground-based microwave radiometer  地基微波辐射计

3D ground laser scanning  三维地面激光扫描

3-D ground motion  三维地震动场

3D initial ground stress measurement  三维初始地应力测量