steam consumption per hour

例句：

1. 1. Thefactory uses a lot of steam to produceits products.
   这个工厂使用大量的蒸汽来生产产品。
2. 2. The steam engine is the mainsource of power for many factories.
   蒸汽机是许多工厂的主要动力来源。
3. 3. Theengineer calculated the steam consumption per hour basedon the data provided.
   工程师根据提供的数据计算了每小时的蒸汽消耗量。