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“421”structure family
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“421”structure family
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“421”structure family
“四二一”结构家庭
第一代是独生子女夫妇双方的父母(“四”),第二代是双方均为独生子女的夫妇(“二”),第三代为独生子女夫妇的子女(“一”)的家庭结构模式。
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net morphism
net national welfare
net of circles
net of curvature lines
net of curves
net of lines
net of planes
net of quadrics
net of sets
net of spheres
net of surfaces
net operation
Netovshchina
net photosynthesis
net photosynthesis rate
net point
net population density
net positive suction head
net positive suction head available
net premium
net premium reserve
net present value
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更新时间:2026/5/14 6:53:14