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台湾相思
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台湾相思
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农学
〔用材树种〕
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Acacia Petit Feuille
台湾相思
豆目含羞草科金合欢属植物,是中国华南地区重要的荒山绿化树种。
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positive definite Hermitian matrix
positive definite inner product axiom
positive definite kernel
positive definite matrix
positive definiteness
positive definite operator
positive definite potential
positive definite product
positive definite quadratic form
positive definite scalar product
positive definite sequence
positive definite solution
positive definite space
positive definite tensor
positive definte rational fanction
positive deviation
positive diffeomorphism
positive diffeomorphisms
positive differential
positive direction
positive displacement compressor
positive displacement flowmeter
positive displacement motor drill
positive displacement pump
positive displacement sensor
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