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滴滴涕污染防治
释义
滴滴涕污染防治
Encyclopedia
理学
〔环境科学概论〕
释
dichlorodiphenyltrichloroethane pollution control
滴滴涕污染防治(法)
以滴滴涕毒性机理的发现为基础,以限产限用和替代品研发为主的污染防治行为。
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homotopy-equivalent manifold
homotopy-equivalent space
homotopy exact sequence
homotopy excision
homotopy excision homomorphism
homotopy excision theorem
homotopy extension
homotopy extension property
homotopy extension theorem
homotopy fiber
homotopy functor
homotopy group
homotopy group functor
homotopy group of a triad
homotopy group of CW complexes
homotopy group of spheres
homotopy identity
homotopy invariance
homotopy invariant
homotopy invariant functor
homotopy inverse
homotopy inverse mapping
homotopy length
homotopy lifting
homotopy lifting property
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