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for subject
Power system protection
containing
合
|
all forms
Chinese
English
不
合
格继电器
defective relay
先
合
后断转换触点
change-over make-before-break contact
先断后
合
转换触点
change-over break-before-make contact
动
合
触点
用于基础继电器
make contact
for elementary relays
动
合
输出电路
用于基础继电器
output make circuit
for elementary relays
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