预防和控制对二恶英的接触。
预防或减少人类接触二恶英的最佳途径是通过控制源头，也就是说，严格控制工业过程，以尽可能减少二恶英的形成。
Prevention or reduction of human exposure is best done via source-directed measures, i.e. strict control of industrial processes to reduce formation of dioxins as much as possible.
本文阐述了目前我国垃圾焚烧处理现状、尾气控制现状以及飞灰处理存在问题，提出了我国垃圾焚烧处理二恶英零排放的方向。
The existing problems on municipal solid waste(MSW) incineration, emission control and fly ash disposal are illustrated herein, and the direction of zero dioxin emission is put forward as well.
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