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单词
dependency coefficient
释义
dependency coefficient
Encyclopedia
医学
老年流行病学
释
dependency coefficient
抚养系数
人口中非劳动年龄人口数与劳动年龄人口数之比。又称抚养比、年龄抚养比、抚养率或负担系数。
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non-periodic variation
non-persistent carrier sense multiple access
non-persistent carrier sense multiple access, non-persistent CSMA
non-persistent CSMA
non-perturbative method of renormalization
non-phosgene transesterification-condensation method
non-photorealistic illumination model
non-photorealistic rendering
non-physical oscillation
nonphysical partical
nonphysical wave
non-piston-like displacement
non-planar graph
nonplanar graph
non-platinum catalyst
non-point source of water pollution
non point source pollution
non-point source pollution
nonpoint source pollution
Non-point Source Pollution Control
non-point source pollution in ocean
non polar bond
non-polar bond
nonpolar bond
non polar bonded phase
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