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铱星
释义
铱星
Encyclopedia
工学
移动卫星通信
释
iridium satellite
铱星
利用卫星群在低地球轨道实现卫星移动通信的星座系统。用户可以在任何时间、任何地点通过该系统实现无线电定位、接打电话和收发数据等。
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drill
drillable bridge plug
drill barrow
drill bit
drill collar
drill collar wave
drill-core sampling
drill-down
drill-down analysis
driller console
drill floor robot
drill gamma-ray surveying
drill hole
drill-in fluid
drilling
drilling accident
drilling accident handling
drilling and blasting method
drilling and blasting method of rock engineering
drilling and block
drilling application
drilling assembly
drilling auxiliary appliance
drilling benefit index
drilling blowout
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