Walking along the Baohe River is a very rewarding pastime.
上午四节课后，沿着包河走回家真是很不错的消遣休闲时刻。
Objective: To establish the quality standard of Baohe granules.
目的：建立保和颗粒的质量标准。
Objective: To study the technological parameters of the enrichment purification process of Baohe Pills with macroporous resin.
目的：研究大孔树脂吸附法富集保和丸中有效成分的工艺条件及参数。
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