stepwise heating

• 阶段加温

stepwise heating的用法和样例：

例句

1. The war of words is heating up between the two presidential candidates.
   两位总统候选人间的舌战正持续加温中。
2. Heating zone with low thermal inertia to allow high load variations.
   加温区带有低温惯性装置允许高温下负载变化。