The study on shunt active power filter, which is a novel device compensating harmonics and reactive power current simultaneously, is the focus in the field of power quality control.
并联有源电力滤波器作为一种新型的谐波、无功综合补偿系统，是电能质量控制领域中的研究热点。
2
The All Stainless Steel Pressure Gauge has an internal compensating diaphragm and a filling plug for field filling.
全不锈钢安全 压力表顶部设有充液塞及一个内部补偿膜片，可在现场充液。
3
The invention provides a built-in wide-angle LED light-compensating lamp which relates to the technical field of license plate recognition in an intelligent traffic system.