blowing-out of arc

熄弧室,expulsion... ... ) arc quenching 熄弧，灭弧 ) blowing-out of arc 熄弧，电弧吹熄 ) expulsion of arc 弧的吹熄;弧熄 ...

熄弧室,expulsion... ... ) arc quenching 熄弧，灭弧 ) blowing-out of arc 熄弧，电弧吹熄 ) expulsion of arc 弧的吹熄;弧熄 ...