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height system
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height system
Encyclopedia
工学
〔测绘学基础〕
释
height system
高程系统
相对于不同性质的起算面(如大地水准面、似大地水准面、椭球面等)定义的高程体系。该系统及其参考框架,构成大地测量高程基准,是大地测量系统之一。
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transistance
transistor
transistor connecting method
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transistorize
transistorized relay protection equipment
transistorized voltmeter
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transistor structure as a photoelectric cell
transistor-transistor logic
transistor transistor logic circuit
transistor-transistor logic circuit
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transit
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