以下不属主死的恶色者为（）
A.青如草兹
B.黄如蟹腹
C.赤如衃血
D.白如枯骨
E.黑如炲
参考答案：B
Cumulus clouds that have undergone vertical development and have become cumulonimbus in form，indicate（）.
A.clearing weather
B.that a warm front has passed
C.probable thunderstorm activity
D.an approaching hurricane or typhoon
断路器分闸线圈可靠动作电压为额定电压（）。
A.0.3
B.0.5
C.0.65
D.0.8
