For functional constituencies Nos. 1 to 4, the preferential eliminationsystem is used. Under this system, an elector is entitled to cast one vote.
至于编号1至4的功能界别，则采用按选择次序淘汰的投票制度，每名选民可投一票。
2
Harmonic analysis and eliminationsystem based on hybrid active power filter is proposed in this article to solve the serious problem oi harmonic pollution in power grid.
Of structure that convenient for adjustment and maintenance, the electrical control system realized fault display, fault diagnose and fault elimination function.