Seventhly, considering that Jiao-Fang in Song did not play an important role in most of royal court ceremony but Da-Nuo ceremony.
宋代宫廷的多数礼仪中教坊并不负责核心的工作，但在大傩仪中却扮演了重要的角色。
Based on the monitoring records in recent years, author concludes that water pollution of Da Huo Fang Reservoir is becoming more and more serious, especially the Total Phosphorous of pollution.
通过对近几年的水库水质监测资料分析，大伙房水库水质不断恶化，总磷等污染在加剧。
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