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

● 是利用普通电流经过变压器作用，使电压降低而电流变。

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

业集群要做做强,应认清形势,确定战略;更新观念,明确目标;有效管理,确保发展。