A . 0.49~0.98kPa(5~10cmH2O)B . 0.80~2.00kPa(6~15mmHg)C . 1.30~2.90kPa(10~22mmHg)D . 4.50~5.80kPa(36~44mmHg)E . 10.7~13.0kPa(80~100mmHg)
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