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[单选题]
函数wx.getSystemInfo(Objectobject)的参数属性()表示设备像素比
A.brand
B.model
C.pixelRatio
D.language
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A.brand
B.model
C.pixelRatio
D.language
A.duration
B.timingFunc
C.success
D.complete
A.index
B.text
C.iconPath
D.selectedIconPath
A.screenWidth
B.screenHeight
C.windowWidth
D.statusBarHeight