recurrence interval

Conclusion TG could promote healing of stubborn RAU, extend the recurrence interval and reduce relapses.

结论雷公藤多苷可明显促进顽固复发性阿弗他溃疡愈合，延长复发间隔期，减少复发次数。

According to the characteristics of the fault elements, such as the fault active time, slip rate, fracture displacement, large earthquake recurrence interval and earthquake energy, we have proposed that the parallel attenuation effect of faults activity has universal sence.

依据断裂活动时代、滑动速率、破裂位移、强震复发期和地震释放能量等要素，通过一些典型实例证明，断裂活动的平行消减作用具有普遍意义。

It needs to compile the rainstorm density formula in single recurrence interval, when inquiring into the rainstorm density formula of the urban rainwater drainage system by the rainfall data recoded by self-recording rain gauge.

利用自计雨量计记录的降雨资料，推求城市雨水排水系统暴雨强度公式时，需要编制单一重现期暴雨强度公式。