皮皮学，免费搜题
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搜题
【单选题】
在精馏操作中，若进料组成、馏出液组成与釜液组成均不变，在气、液混合进料中，液相分率增加，则最小回流比 。A.
减小
B.
增加
C.
不变
D.
不确定
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
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