You must develop the PDD layer specifically for your target platform.

针对自己的目标平台,开发者必须要开发自己的PDD层.

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Method: Compare APP regimen ( ADM + PYM + PDD ) with VPP ( VCR + PYM + PDD ) regimen.

方法: APP方案 ( ADM+PYM+PDD ) 与VPP方案 ( VCR+PYM+PDD ) 对照.

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To assist you, Microsoft provides several sample PDD layers for various built - in devices.

为了方便开发者, 微软公司为各种各样的设备提供了样本PDD层代码.

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However , no significant difference was observed between PDD group and NC group ( P > 0.05 ).

3组CSF中 A1β-42平均浓度比较,AD组 明显低于NC组 ( P0.05 ).

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