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农学
有机氯杀虫剂
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dichloro-diphenyl-trichloroethane;DDT
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一种有机氯杀虫剂。分子式:C14H9Cl5。化学名称:2,2-双-(对氯苯基)-1,1,1-三氯乙烷。简称二氯二苯基三氯乙烷。又称二二三。
Chemistry
>环境化学>环境生态毒理>释义
dichloro-diphenyl-trichloroethane (DDT)
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Biology
DDT(dichloro-diphenyl-trichloroethane)
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extremal length
extremal length with weight
extremally disconnected
extremally disconnected compactum
extremally disconnected space
extremal manifold
extremal mapping
extremal measure
extremal metric
extremal monomorphism
extremal of a function
extremal of a functional
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extremal order statistic
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extremal point theorem
extremal polynomial
extremal principle
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extremal problem of thermodynamics
extremal process
extremal property
extremal quadrature formula
extremal quasi-conformal mapping
extremal quotient
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