Electronic power is lost,engine anti-ice valve：
A.Turn on when the engine stops B.Turn on when the engine runs C.Turn off when the engine runs D.Fixed in the position where it was before electronic power was lost正确答案B
Electronic power is lost,engine anti-ice valve：
A.Turn on when the engine stops B.Turn on when the engine runs C.Turn off when the engine runs D.Fixed in the position where it was before electronic power was lost正确答案B
