This approach is based on the principles of separation of concerns, refining iterative information but mainly on the exploitation of multiple specialized representations of the same model.
这种方法基于的是关注点分离和完善迭代信息的原则，但主要还是从多个特定视角去挖掘统一模型。
2
The production technologies for multiple petrochemical raw materials were introduced with the theoretical mechanism explained by conversion of chemical structures in the refining process.