Checking rate的用法和样例：
例句
- With aging, the detectable rate of gingival bleeding and calculus was increasing, the prevalence of JP was also increasing.
随著年龄的增长，牙龈出血及牙石的检出率逐渐上升，牙周炎的患病率也逐渐增高。 - The methods of increasing leaching speed and factors of affecting bioleaching rate are disscused.
从几方面探讨了提高细菌浸出率的方法。
