weighted mean method的用法和样例：
例句
- The weighted average process costing method averages the costs for the beginning work in the process with the current production.
加权平均法将期初存货的成本加上本期发生的成本平均分摊到单位产品之上。 - The method is better than sampling-averaging method when the incident laser intensity has more waves.
在激发光波动较大时双光路法与单光路采样平均法相比有明显优越性。
