苹果在上市前被分了等级。
这些苹果按大小分等级。
但主要的问题是，韩国游戏等级委员会一直在限制新的手机游戏发布到iPhone以及安卓平台上，而后者正是与苹果竞争的三星电子所采用的手机平台。
But the chief problem is the GRB's trouble keeping up with the sheer number of new mobile games being released on the iPhone and the rival Android platform, which Samsung USES.
他们把苹果按等级分类。
这些苹果已经按照大小分了等级。
These apples have been graded according to how big they are.
基于电参数的变化，将BP神经网络技术应用于苹果新鲜等级的识别。
Based on changes of electrical properties, BP neural network technique was used to distinguish freshness of apples.
基于电参数的变化，将BP神经网络技术应用于苹果新鲜等级的识别。
Based on changes of electrical properties, BP neural network technique was used to distinguish freshness of apples.
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