Experiment on driving precipitable water vapor from ground - based gps network in chengdu plain 观测网遥感大气可降水量的初步试验
Sn - pb soldering used in ground - based aeronautical communication equipment manufacturing 用于地基航空通讯设备制造业的铅锡焊料。
From ground - based telescopes , the " ant nebula " resembles the head and thorax of a garden ant 透过地面望远镜， “蚂蚁星云”看上去像一只花园蚂蚁的头与胸。
Ground - based telescopes cannot reliably detect the objects , but the hubble space telescope can 地表上的望远镜还无法很精确地侦测它，但哈伯太空望远镜却能办到。
Ground - based weapons , communications and other critical systems are insulated against emp effects as well 地面武器、通讯及其他重要系统也都能抵挡电磁脉冲的影响。
Astronomers using ground - based telescopes first spied drastic atmospheric transformation in the 1980s 天文学家最早在上世纪八十年代利用地基望远镜发现大气激烈的转变。
Practice for ground - based octane rating procedures for turbocharged supercharged spark ignition aircraft engines 涡轮增压增压式火花点火式飞行器发动机的地面站辛烷值法实施规程
China denies that a recent test of a ground - based anti - satellite missile could trigger an international space arms race 中国否认最近的地面反卫星导弹测试会引发国际空间武器竞赛。
One way to mitigate much of this risk is to demonstrate hardware and algorithm performance in ground - based test - beds 一个降低风险的途径就是在上天前对系统软硬件进行充分的地面验证试验。
Standard practice for ground - based octane rating procedures for turbocharged supercharged spark ignition aircraft engines 涡轮增压增压火花点火式飞机发动机的地面辛烷值测定的标准实施规程
