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小全张
将全套邮票印制在一张较大的纸上的邮票。其枚数、图案、面值与同时发行的邮票完全相同,邮票四周饰以相关图案、花纹或说明文字。
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unit multiplier
unit neighborhood graph
unit normal
unit normal vector
unit of a field
unit of a group
unit of a lattice
unit of an adjunction
unit of an adjunction of functors
unit of an algebra
unit of angle
unit of area
unit of a ring
unit of a symmetric matrix
unit of a vector lattice
unit of evolution
unit of exposure
unit of fire safety management system
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unit of water discharge in ancient china
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