oral replacement的用法和樣例：
例句
- Growth of the central leader is maintained weak by annual replacement pruning.
利用年年更新修剪的方法來(lái)削弱中央領(lǐng)導干的生長(cháng)。 - Then Monte Carlo simulation was employed to search for the optimal improved replacement time and overhauling periods, and method to solve the model was also provided.
在此基礎上，使用蒙特卡羅模擬方法求解最佳更新時(shí)機和新舊設備的最優(yōu)大修周期，并給出模型求解的方法。
