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单词
Xi'an Geodetic Coordinate System 1980
释义
Xi'an Geodetic Coordinate System 1980
1980西安坐标系; 采用1975国际椭球,以JYD 1968.0系统为椭球定向基准,大地原点设在陕西省泾阳县永乐镇,采用多点定位所建立的大地坐标系。
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auxiliary fire control
auxiliary fire vehicle
auxiliary firing
auxiliary firm
auxiliary fishing gear
auxiliary flight control
auxiliary float
auxiliary floating dock
auxiliary floating drydock big
auxiliary floating drydock little
auxiliary floating drydock middle
auxiliary floor area
auxiliary flow
auxiliary flow line
auxiliary fluid
auxiliary fluid coupling
auxiliary fluid ignition
auxiliary fluid jets
auxiliary flux
auxiliary folding of sheets, webs
auxiliary follow-up piston
auxiliary follow up piston
auxiliary force
auxiliary foundation
auxiliary-frame
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更新时间:2026/1/10 15:31:00