目前，通常传递到消费者身上的唯一的水成本只是水运输和水处理。
At present the only water costs usually passed on to consumers concern transport or treatment.
例如，RFID标签可以通过外部的传感器进行读取，以用来在运输过程中传递对环境敏感物品有价值的信息，例如温度和湿度。
RFID tags can, for example, be connected to external sensors in order to relay valuable information about sensitive cargo in transit, such as temperature and humidity.
例如，RFID标签可以通过外部的传感器进行读取，以用来在运输过程中传递对环境敏感物品有价值的信息，例如温度和湿度。
RFID tags can, for example, be connected to external sensors in order to relay valuable information about sensitive cargo in transit, such as temperature and humidity.
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