pretreating的用法和樣例：
例句
- This paper disscussed the permeating of sugar and quality of candied apple with several pretreating methords.
研究了不同預處理方法對蘋果滲糖和質量的影響。 - In this paper, the author proposes a method for the optimal design of pretreating industrial wastewater by distillation method.
提出用精餾法預處理工業廢水的一種優化設計方法。
