氯丙嗪引起帕金森综合征是因为

A．阻断中脑-边缘系统的5-羟色胺受体

B．阻断中脑-边缘系统的多巴胺受体

C．阻断结节-漏斗部的多巴胺受体

D．阻断黑质-纹状体通路的多巴胺受体

E．阻断黑质-纹状体通路的胆碱受体

What does the term end-for-end refer to in regard to a wire towing hawser?（）

A.Cutting off the bitter and towing ends of the wire rope

B.Splicing two wire ropes together

C.Removing the wire rope from the drum and reversing it so that the towing end becomes the bitter end

D.Removing the wire rope from the drum and turning it over so that the wire bends in the opposite direction when rolled on a drum