“滤膜质量法”的概念、定义、翻译、参考文献-科学参考

单词	滤膜质量法
释义	滤膜质量法 Encyclopedia 工学滤膜质量法释 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。
随便看	negative K group of a ring negative K-group of a ring negative K-theory negative kurtosis negative leap second negative lens negative life event Negative likelihood ratio negative likelihood ratio negative limit point negative limit set negative list approach to foreign investment administration negative list management negative logic negatively definite negatively definite form negatively definite kernel negatively definite matrix negatively definite quadratic form negatively graded module negatively invariant subspace negatively oriented base negatively pressurized irrigation negatively semi-definite negatively stable point

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