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天文大地测量学
释义
天文大地测量学
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工学
几何大地测量学
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celestial geodesy
天文大地测量学
通过使用天文观测仪器观测太阳、月亮和恒星等天体,以测定地面点的天文经度、纬度和地面某一方向的天文方位角而进行大地测量研究的学科。又称大地天文学。
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electric charge
electric chick brooder
electric circuit
electric circuit foundation
electric classification
electric compression heat pump
electric concrete vibrator
electric conductance
electric conducting material
electric conductivity of charged Brownian particle system
electric conductivity of electrolyte solution
electric conductivity of fiber
electric control microwave device
electric control Unit
electric current
electric current focused logging device
electric current helicity
electric current sensor
electric current strength
electric curtain
electric curtain of standing wave
electric curtain of travelling wave
electric death
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electric dehydration
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