西

The process of the catalytic oxidation of SO2 over activated carbon surface can be divided into three stages.

SO_2在活性炭上的氧化可分为三个阶段。

The lower competition area had lower mortality rate and higher readmission rate.

市场竞争程度较低的医疗区，其急性心肌梗塞住院病患之死亡率较低，但再住院率较高。