Conclusions Drymaria cordata may be identified by observing the microscopic characteristics of the cross section of the stem and leaf epidermis. 結論可以根據藥材的性狀和顯微組織特征作為該藥材的鑒定依據。
Raw materials are selected in the premise, the fritting technology is the key process of letting a lining have good microscopic structure to its full heat resistant properties. 在原輔材料選定的前提下，燒結工藝是使爐襯獲得良好顯微組織結構，以充分發(fā)揮其耐高溫性能的關(guān)鍵工序。
