The slotting fee accords with the trade principle and competition principle of market, and we can regard it as the price of supermarket brand.
进场费符合市场的交易原则和竞争原则，可以看作超市品牌的价格。
The trade data is "weighed" and a fee is collected for each kilobyte.
对交易数据“称重”，按每千字节收费。
The trade data is "weighed" and a fee is collected for each kilobyte.
对交易数据“称重”，按每千字节收费。
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