If you lag your hot water tank, you'll save money on your fuel bills.
如果你给热水箱装上外套，你就可以少付燃料费帐了。
In addition, performance simulations for the federal urban driving schedule are carried out to evaluate the effect of the response lag on the HEV fuel economy using the HEV powertrain model.
此外，还采用HEV动力系模型对联邦城市驱动计划性能仿真进行估算响应滞后对燃油经济性的影响。
If you lag your hot water tank, you'll save money on fuel bills.
如果给热水箱装上绝热层，就能节省燃料费。
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