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[单选题]正常胃液pH为()A . 0.9~1.8B . 1.8~3.5C . 3.5~7.0D . 7.35~7.45E . 8~10
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[单选题]正常胃液pH为A.0.9~1.8B.1.8~3.5C.3.5~7.0D.7.35~7.45E.8~10
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[单选题]正常胃液pH为A.0.9~1.8B.1.8~3.5C.3.5~7.0D.7.35~7.45E.8~10
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[单选题]正常胃液的pH为A.0.5~1-5B.0.9~1-8C.2~3D.3~4E.4~5
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[单选题]正常胃液的pH为A.0.5~1.5B.0.9~1.8C.2~3D.3~4E.4~5
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[单选题]正常胃液的pH为A.0.5~1.5B.0.9~1.8C.2~3D.3~4E.4~5
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[单选题]正常胃液的pH值为A.0.5~1.5B.0.9~1.8C.2~3D.3~4E.4~5
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[单选题]胃液的PH为()A . 0.5左右B . 1.0左右C . 1.5左右D . 2.0左右
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[单选题,A2型题,A1/A2型题] 胃液的pH值为()A . 7.8~8.4B . 8.0~8.6C . 7.6D . 0.9~1.5E . 6.6~7.1
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[单选题]胃液的pH值为A.7.8~8.4B.8.0~8.6C.7.6D.0.9~1.5E.6.6~7.1
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