Exchanger (heat exchanger) : it is applicable to cool the treatment fluid used to feed pump, it has to be used in the duty-cycleoperation of treatment fluid.
换热器(热交换器)：用于冷却供给泵的工作液，在工作液循环使用的过程中，必须具备。
2
For color sequential operation display, the duty - cycle is very important for display quality.
时间占空比对于时序混色彩色显示器的显示质量来说，非常重要。
3
NOTE It does not make the reverse operation during the normal dutycycle of the appliance. It may or may not require manual resetting.