PE：功率包络
“Power Envelope”通常缩写为PE，这一简称在电子工程及相关学术领域中广泛使用，既便于书写，也提高了交流效率。其标准中文译名为“功率包络”，主要用于描述信号或系统功率随时间或频率变化的范围特性，是电路分析与射频通信中的关键参数之一。
Power Envelope的英文发音
例句
- The smart detection approach developed in this paper makes it capable for more complicated pattern situation : It marks the pattern variation of the power envelope of the whole song first, and then applies different detection criteria to segments with different pattern mark.
- 智能检测方法首先对整首乐曲功率包络(PE)的变化按不同模式划分为若干段落，然后对不同的段落施以不同的检测准则，这使它能胜任更加复杂的混合模式。
- The paper al-so obtains the formulas to draw the second power parabolic Mohr envelope, to decide the crack form of the coalbed from hydraulic fracture, to calculate the incipient crack angle and some related conclusions.
- 文章还得出了目的层煤岩Mohr断裂准则二次抛物线型包络线，煤层水压致裂裂缝形式判断，裂缝开裂角方位的计算公式以及有关结论。
- Study on Contactless Power Transfer Mode Based on Envelope Modulation
- 基于包络线调制的非接触电能传输模式研究
- By the comparison of heating experimental data between electric radiator and carbon crystal panel, the characteristics of fast warming, small temperature gradient in local heating area, low equipment power and high temperature of envelope internal surface are obtained.
- 通过比较电暖气与碳晶电热板局部辐射采暖的实验数据，得出碳晶电热板局部辐射采暖方式升温速度快、局部采暖区域温度梯度小、需要设备功率低、维护结构内表面温度高的特点。
- This paper describes a new high power RF amplifier's IMD signal envelope detection method and compare technology, which is used to detect and estimate the RF spectral regrowth.
- 采用高功率射频信号内部互调失真的包络特性检测与比较技术，对射频功率带外信号进行检测和估计。
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