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国际习用原点
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国际习用原点
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conventional international origin;CIO
国际习用原点
为了统一全球地面坐标系统和便于研究极移,1967年国际天文学联合会(IAU)、国际大地测量和地球物理联合会(IUGG)决定采用统一的地极坐标原点,称为国际习用原点。
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bilateral investment promotion and protection agreement
bilateral Laplace transform
bilaterally bounded sequence
bilaterally invariant
bilateral maritime agreement
bilateral network
bilateral observation
Bi-lateral Resource Integration Service
bilateral series
bilateral shift operator
bilateral surface
bilateral symmetry
bilateral transfer
bilateral transformation
bilateral Z-transform
bilayer
bilayer graphene
bilayer graphene; double layer graphene
bilayer graphene; double-layer graphene
bilayer lipid membrane
bilayer structure
Bilbao
Bilbao International Documentary and Short Film Festival
bilby
Bilderberg continuum atmosphere model
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