四边形方向性距离继电器的英文

• quadrilateral directional distance relay

• 四边形    quadrilateral; tetragonum; q ...
• 方向性    directivity; directionality
• 距离    distance; range; gap; space; ...
• 继电器    electric relay; relay
• 距离继电器    distance relay
• 定向距离继电器    directional distance relay
• 高速距离继电器    high-speed distance relay; high-speeddistancerelay
• 高速远距离继电器    high eed distance relay; high speed distance relay
• 载波距离继电器    carrier distance relay
• 整流式距离继电器    rectifier type distance relay
• 方向性继电器    directional relay
• 多边形方向    orientation of polygon
• 比例限时远距离继电器    proportional time-limit distance relay
• 定时限远距离继电器    definite time limit distance relay
• 分段限时高速距离继电器    multi zone high speed distance relay; multizone high-speed distance relay
• 感应式远距离继电器    induction type distance relay
• 平衡杆式远距离继电器    balanced beam type distant relay
• 电压方向性继电器    voltage-directional relay
• 电离继电器    gas discharge relay; gas-discharge relay
• 断离继电器    cutoff relay
• 隔离继电器    disconnecting relay
• 心形方向性图    cardioid pattern
• 8字形方向性话筒    figure eight directional microphone
• 心形方向性传声器    cardioid microphone
• 线路隔离继电器    line isolation relay