皮皮学，免费搜题
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搜题
【单选题】
以相对分子截留值为指标的滤过方法是A.
微孔滤膜滤过
B.
砂滤棒滤过
C.
加压滤过
D.
超滤膜滤过
E.
垂熔玻璃滤球滤过
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皮皮学刷刷变学霸
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A.
Y
B.
N
C.
NG
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