ppm
英：['pi:p'i:'em] 美： ['pip'i'em]
ppm 基本解释
abbr.part per million 百万分之…；
英英释义
PPM
PPM is an initialism that can refer to any of the following in this list:以上来源于:Wikipedia
ppm 相关例句
权威例句
70 000 PPM-sparare flyttas till statliga SåfanImplementing the PPM data compression schemeUnbounded length contexts for PPMPensionsmyndigheten slänger ut PPM-jättenA 2-V 23-μA 5.3-ppm/°C curvature-compensated CMOS bandgap voltage referenceThe inflammatory effects of 2 ppm NO2 on the airways of healthy subjects.A 2-V 23-/spl mu/A 5.3-ppm//spl deg/C curvature-compensated CMOS bandgap voltage referencePerformance evaluation of TH-PPM UWB systems in the presence of multiuser interferenceRole of accurate mass measurement (+/- 10 ppm) in protein identification strategies employing MS or MS/MS and database searching.Parametric drive of a toroidal MEMS rate integrating gyroscope demonstrating < 20 PPM scale factor stability
