频率继电器

KF PJ

频率继电器

事故音响小母线 WAS SYM | 频率继电器 KF PJ | 预告信号小母线 WFS YBM

frequency response curve

频率响应曲线

frequency relay 频率继电器 | frequency response curve 频率响应曲线 | frequency response range 频率响应范围

overfrequency protection

过频率保护[装置],超频保护[装置]

"overfrequency ","过频率,超频率" | "overfrequency protection ","过频率保护[装置],超频保护[装置]" | "overfrequency relay ","过频继电器,超频继电器"

overfrequency relay

过频继电器,超频继电器

"overfrequency protection ","过频率保护[装置],超频保护[装置]" | "overfrequency relay ","过频继电器,超频继电器" | "overgate capacity ","超开度容量(水轮机的)"

underfrequency protection

低频率保护装置

underfrequency 低于额定频率 | underfrequency protection 低频率保护装置 | underfrequency relay 低频继电器

frequency relay

频率继电器

BPW 功率继电器 Power relay | BF 频率继电器 Frequency relay | BPS 压力继电器 Pressure relay

frequency relay

调振式继电器

frequency region 频率范围 | frequency relay 调振式继电器 | frequency relay 频率继电器

under frequency relay

低频率继电器

under frequency protection 低频率保护装置 | under frequency relay 低频率继电器 | under plaster insulation 隐蔽布线

radio frequency relay

射频继电器

radio frequency reactor 射频电抗器 | radio frequency relay 射频继电器 | radio frequency resistance welding 射频电阻焊,无线电频率电阻焊

maximum pickup current

(继电器)最大闭合电流

maximum permitted concentration ==> 最大容许浓度 | maximum pickup current ==> (继电器)最大闭合电流 | maximum picture frequency ==> 最大图形信号频率,最高图像频率=>最大画周波数

Supposed to Be：应该吧

我想我该睡了 i think i should slp | 应该吧 supposed to be | 希望 hope so

Plain Weave：平布

509 hopsack 方平织物 | 510 plain weave 平布 | 511 panama 巴拿马薄呢