[名词解释] 脱鞋道岔 skate throw-off switch

间隔制动 spacing braking 为使游客能快乐购物，地陪应该（）。 ["严格按旅行社的规定提供服务","了解对象，因势利导","尽量向游客推销商品","当好游客的购物参谋","监督购物商店不能有欺诈行为"] 制动位 braking location 病案科地下库应具有的特点不包括（）. ["安全","防光防尘","潮湿","恒温","恒湿"] 铁鞋 brake shoe 脱鞋道岔 skate throw-off switch