Terms for subject Hydroelectric power stations containing second

English	Chinese
first-order second-moment method	―次二阶矩法
first-order second-moment method	一次二阶矩法
Kirchhoff's second law	基尔霍夫第二定律
period per second	赫兹
period per second	周/秒每秒周数
period per second	赫兹周秒每秒周数
polar second moment of area of section	截面极惯性矩
revolutions per second	转/秒
second-class load	二类负荷
Second episode of Himalayan movement	喜马拉雅运动的第II幕
second harmonic component	二次谐波
second harmonic restrain	二次谐波制动
second moment of area of section	截面惯性矩
second out file	中纹锉
second power	二次冪
second power	平方
second principal stress	第二主应力
second-stage cofferdam	第二期围堰
second-stage excavation	二期开挖
second-stage facing	二期面板
watt-second	瓦特秒