Pre-heating oven. Oil heating for bronzing plate, constant temperature auto control, oil pump circulation.
烫金版油加热，恒温自动控制，油泵循环。
2
For the process of the fiber taper drawing, the pre-heating time and stretching speed are carefully examined for parameter optimization.
在加热拉伸过程工艺方面，本文从预加热时间和拉伸速度两个角度进行研究，对参数进行优化处理。
3
The software can ensure lamp's reliable pre-heating ignition and constant-power operation, and realize two grade dimming control, abnormity protection.