单位层 meaning in English
institutional layer
Examples
- Both " unit stratotype " and " boundary stratotype " can be carried out equally , but it is better firstly to set up " boundary stratotype " if a suitable section could be found
陆相层型可以“单位层型”与“界线层型”建立并举，有条件的地质断代还是要重视建立“界线层型” 。