The model is based on the unique of natural gas in its migration, accumulation and preservation.
这一模型是根据天然气在运移、聚集和保存过程中的特殊性建立的。
2
In this paper, the conformity and preservation character of digital resource is proposed, and tries to explore a basic model to fit middle or small library.
本文试图通过对数字资源整合与保存特点的分析，探索出一种适合中、小型图书馆建设的基本模式。
3
The canine kidney autologous transplant model was used to investigate the effect of ligustrazine with a certain concentration added to WMO1 solution on kidney preservation.