Enumeration Members
DEFAULT
DEFAULT: "default"
HOTEL_PRICE
HOTEL_PRICE: "price"
HOTEL_DISTANCE
HOTEL_DISTANCE: "distance"
HOTEL_TOTAL_SCORE
HOTEL_TOTAL_SCORE: "total_score"
HOTEL_LEVEL
HOTEL_LEVEL: "level"
HOTEL_HEALTH_SCORE
HOTEL_HEALTH_SCORE: "health_score"
poi检索过滤条件：排序字段， IndustryType类型为HOTEL时的取值