浸没式加热器

例句：

1. 1. The immersion heater was designed to heat water for the swimming pool.
   浸没式加热器被设计用来为游泳池加热水。
2. 2.The submersible heater is a compact device that can be used in various applications.
   这种浸没式加热器是一种紧凑的设备，可以用于各种应用。
3. 3. The immersion heater is essential for maintaining the temperature of the water during winter.
   浸没式加热器对于在冬天保持水温至关重要。