词汇“PPM”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	PPM
释义	PPMPPM1.■=Parts Per Million 百万分之几, 百万分率;2.■Periodic Permanent Magnet 周期性永久磁铁;3.■Pulse Phase [Position] Modulation 脉冲相位[位置]调制;4.■Pulses Per Minute 每分钟脉冲数
随便看	二级组装 second level of packaging 二级结构 secondary structure; 二级缢痕 secondary constriction; 二级胺 secondary amine; 二级记录器 receiver recorder; 二级起步时差 double offset; 二级转变 second order transition; 二级面砖 {建} seconds; 二级风 {气} force 2 wind; light breeze; 二级齿轮传动 double-geared; 二线制二线式转发器二线迭代法二维二维光波导 two-dimensional optical waveguide; 二维免疫电泳 two-dimensional immunoelectrophoresis; 二维分布 two-dimensional distribution; 二维制导 two-dimensional guidance; 二维基本形 two-dimensional fundamental form; 二维存储 two-dimensional storage; 二维射流 two-dimensional jet; 二维概率密度函数 two-dimensional probability density function; 二维流动 two-dimensional flow; 二维湍流 two-dimensional turbulence; 二维点阵 two-dimensional lattice;

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