Lower the pressure and largen the current of common electric current through transformer.

● 是利用普通电流经器作用，使电降低而电流大。

If want to largen and strengthen the clothing industry,the Humen clothing industry cluster must know about the situation,make sure strategy,renew concept,...

虎门装产业集群要做大做强,应认清形势,略;更新观念,明目标;有效管理,保发展。