β-粒子敷贴治疗的禁忌证有（）

A.女阴白斑

B.局限性牛皮癣

C.毛细血管瘤

D.角膜、结膜特异性炎症

E.日光性皮炎、夏令湿疹

If an emergency pump control is used as the emergency shutdown on a tank vessel，it must（）.

A.stop the flow of oil at the main deck manifold

B.prevent the oil from leaving the shore facility

C.prevent the oil from siphoning through the pump

D.None of the above