达到峰值英文

The increasing rate of the population in the later 30 years that is greatly above previous 60 years' . And the statistics hits all-time high during the period from 1998 to 1999.

峰值[fēng zhí]词典[电] peak value; crest value; apex; summit

top value peak valuevalley value

这是针对交流电的两个数值定义，RMS习惯称为均方根值，也叫方均根值：是英文Root Meam Square(平方和后再平均，随后再开方)的首字母缩写。通常，RMS也是等效直流发热功能的等效值。Peak（英文峰）是波形的峰值，指波形在交替变化过程中的最高值（或者最低值）。