class grouping是什么意思 class grouping怎么读
class grouping的用法和样例
- There was no significant difference in different Child-Pugh class of cirrhosis.
不同肝功能分级的肝硬化患者间血清瘦素水平差异不显著。 - Complications and survival were analyzed, and postoperative changes in RV function and functional class were evaluated.
分析手术并发症及生存率，评估术后右室功能改变及功能分级。
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