Song Dynasty was the refinement stage in the appreciation of the nature in China.

两宋是中华自然审美的精致化阶段。

youdao

We are pleased to announce that a new tyre physics model is currently in the testing and refinement stage.

我们很高兴地宣布，新的轮胎物理模型目前正在测试和完善阶段。

youdao

We are pleased to announce that a new tyre physics model is currently in the testing and refinement stage.

我们很高兴地宣布，新的轮胎物理模型目前正在测试和完善阶段。

youdao