主权项 |
1. A heater assembly comprising:
one or more first heating elements, the one or more first heating elements being characterized by a first wattage density; and one or more second heating elements, the one or more second heating elements being characterized by a second wattage density, the second wattage density being greater than the first wattage density, wherein the one or more second heating elements are interspersed with the one or more first heating elements.
|