... peak pressure level 峰压级 peak action level 顶级措施声级 peak programme level meter 峰值节目电平表 ...
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peak sound pressure level 峰值声压级 ; 最高声压级
peak-equivalent sound pressure level 等效峰值声压级
·2,447,543篇论文数据，部分数据来源于NoteExpress
The proportion of oxygen in the air 21% is constant whether at sea level or on the highest peak, but at lower altitudes there is more air pressure to force oxygen into tissue.
WSJ: Mayo Clinic Researchers on Everest Study High Altitude's Effects on the Body
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