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radio navigation technique
释义
radio navigation technique
Encyclopedia
工学
无线电导航
释
radio navigation technique
无线电导航技术
通过测定无线电信号的振幅、频率和相位等参数及其变化,提供位置、速度、时间及方向等信息的导航定位技术。广泛用于飞机、船舶和车辆等运载体的导航定位。
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groundwater pollution remediation technology
groundwater pollution restoration threshold
groundwater pollution shielding technology
groundwater pollution source removal technology
groundwater quality
groundwater quality criterion
groundwater quality fast detecting meter
groundwater quality monitoring
groundwater quality monitoring and analysis
groundwater quality pollution monitoring
groundwater quantity monitoring
groundwater radio activity analysis
groundwater recharge
groundwater regime
groundwater remediation
groundwater reservoir
groundwater resource
groundwater resources evaluation
groundwater resources of China
groundwater resources protection
groundwater runoff
groundwater seepage flow
groundwater seepage velocity
groundwater simulation
groundwater source field
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