Heatingcoils are used to heat flasks and other containers.
加热盘管可以用于加热烧瓶及其它容器。
2
Electric heatingcoils are step regulated, the first step being modulating.
电加热线圈是步进式调整的，第一步先调制。
3
The 604 pressure monitoring switches are also ideally suited to protect heatingcoils from overheating and for monitoring industrial air cooling circuits.