The coarsest sandstones intercalated with grey mudstones.
最粗粒砂岩与灰色泥岩成互层.
This article, through orthogonal test, optimizes the optimum granularity and condition in decocting vinegared pangolin scales, after the coarsest powder of vinegared pangolin scales immersed in water half an hour and then decocted 70 minutes the decocting rate was the highest.
用正交试验法优选醋山甲入汤剂时的最佳粒度和煎煮条件,结果表明醋山甲最粗粉加水浸泡30min后,煎煮70min,其水浸出物煎出量最高。
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