... 体积排量 volumetric displacement 体系间比较 inter-system comparison 体育统计 physical education statistics ...
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Use of system default values, which were selected to represent respirator wear with medium cartridge resistance at a low-moderate work rate, will allow inter-test comparison of the respirator fit.
该系统的默认选项是中低工作效率下具有中等筒式防护能力的防毒面具，使用这种默认值， 可对防毒面具的各项合适性测试（指标）进行相互比较。
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