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["【Дневнаяы的问题 第 第171题】222218年6月22日"],,["Этот пост последний раз был отредушен пользователем 绿莲花 于

2018-06-20View Original

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本帖最后由 绿莲花 于 2018-6-20 20:06 编辑 【每日一题 第171题】2018年6月20日 降低常二线馏出温度和馏出量,可使常二线干点降低。 判断题() 请在两日内作答。
Reply #22018-06-20
错误 可使常二线干点降低。
Reply #32018-06-20
正确 降低常二线馏出温度和馏出量,可使常二线干点降低。(V)

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