Pseudomonas aeruginosa; distribution of samples; drug resistance rate ; drug resistance monitoring.
铜绿假单胞菌；标本分布；耐药率；药物耐药性监测。
Especially the marriage, age and job are not any significant differences, which may be related to the distribution of samples.
尤其是婚姻、年龄和职位对任何因子均没有产生显著性差异，这可能与样本分布不均有一定的关系。
This may be due to one more volatile substance as internal standard resulting in the rapid uniform distribution of samples partial pressure in the injection chamber.
这可能是由于双内标可使样品分压在进样室快速均匀分布所致。
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