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精密钟差服务
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精密钟差服务
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工学
GNSS精密定位
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precise clock error service
精密钟差服务
由地面跟踪站根据精密观测的观测资料,按照一定数学方法计算的卫星钟差,对外提供精密定位的服务。
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laser die cutting
laser differential absorption
laser diffraction measurement
laser diode
laser diode array
laser diode pumped solid state laser
laser direct deposition technology
laser direct plate-making
laser disc
laser discharge
laser display
laser display device
laser distance measuring system
laser Doppler anemometer
laser Doppler anemometry
laser-Doppler anemometry
laser Doppler blood flowmeter
laser Doppler flowmeter
laser Doppler microscope
laser Doppler velocimeter
laser Doppler velocimetry
laser doppler velocimetry
laser Doppler vibrometer
laser drilling
laser drilling technology
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