rectifying section造句

例句与造句

1. Without the reflux , no rectification would occur in the rectifying section , and the concentration of the overhead product would be no greater than that of the vapor rising from the feed plate
   假如没有回流，精馏段就无精馏作用，塔顶产品的浓度就不可能高于来自加料板的上升蒸汽的浓度。
2. It's difficult to find rectifying section in a sentence. 用rectifying section造句挺难的