电气系统故障电流表指示大电流充电时,原因为()失灵、调节器烧坏,失去调节作用。
参考答案:调节器
Polar bears live mostly on __________ sea ice, which they use as __________ platform for hunting seals.
A.a; a
B.a; the
C.不填; a
D.the; 不填
哪些情形可以从轻、减轻或者免予处理?