If the vending machines issued a wireless report once a day announcing their current inventories, the truck driver would know which machines needed servicing and how much of which product to bring.
如果贩卖机每天通过无线网络发送一次库存状况报告，卡车司机便可知道那台机器需要运送食品，需要多少。
If the vending machines issued a wireless report once a day announcing their current inventories, the truck driver would know which machines needed servicing and how much of which product to bring.
如果贩卖机每天通过无线网络发送一次库存状况报告，卡车司机便可知道那台机器需要运送食品，需要多少。
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