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Effects of the M40 Respirator on Pulmonary Function Measurements

机译:m40呼吸器对肺功能测量的影响

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Soldiers wearing protective respirators must contend with the burden theequipment places on their respiratory systems. Breathing resistance is imposed by the purifying canister, the inhalation and exhalation valves, and the internal flow path. Static pulmonary function tests performed on 23 military volunteers,

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