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滤膜质量法
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滤膜质量法
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滤膜质量法
释
filter mass method
滤膜质量法
采集一定体积的含尘样品,将粉尘阻留在已知质量的聚氯乙烯纤维滤膜上,根据采样后滤膜的增量及采样体积,求出单位体积空气中粉尘质量的方法。
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splitting factor set
splitting field
splitting field of a group
splitting field of algebras
splitting field of a polynomial
splitting field of a polynomial in an indeterminate
splitting group
splitting homomorphism
splitting lattice
splitting map of a bundle
splitting mapping
splitting method
splitting of the square
splitting overvoltage
splitting principle
splitting representation
splitting ring
splitting scheme
Splitting Share
splitting short exact sequence
splitting spinning
splitting technique
splitting theorem
split transaction
split-type air conditioner
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