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国际协议原点
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国际协议原点
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Conventional International Origin; CIO
国际协议原点
由国际纬度局5个极移监测站在1900~1905年间获取的天文纬度观测数据所确定的固定平极。又称国际习用原点。
Astronomy
全称:Conventional International Origin。缩写:CIO
国际协议原点
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shielding
shielding and grounding for electronic equipment
shielding anechoic chamber for full-scale aircraft
shielding constant
shielding current
shielding effect
shielding effect and penetration effect
shielding effect at the capillary wall interface
shielding-gate metal-oxide-semiconductor field effect transistor
shielding in electromagnetic measurement
shielding layer
shielding length
shielding materials
shielding protection
shielding room
shielding variable
shield method
Shield Money
Shields
shield segment floating up
shield tunnel boring machine method
shield tunneling machine
shield tunnelling method
shield volcano
Shien-Ming Wu
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