microscopic constitution的用法和样例：
例句
- Conclusions Drymaria cordata may be identified by observing the microscopic characteristics of the cross section of the stem and leaf epidermis.
结论可以根据药材的性状和显微组织特征作为该药材的鉴定依据。 - 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.
在原辅材料选定的前提下，烧结工艺是使炉衬获得良好显微组织结构，以充分发挥其耐高温性能的关键工序。
