原文：The revision of the law for the promotion of efficient utilization of resources will oblige electronic appliance manufacturers from October 1 to collect used PCs from households.
译文：经过资源有效利用促进法的修订，将从10月1日起责成电子电器制造商向家庭收集废旧电脑。

原文：The revision of the law for the promotion of efficient utilization of resources will oblige electronic appliance manufacturers from October 1 to collect used PCs from households.
译文：经过资源有效利用促进法的修订，将从10月1日起责成电子电器制造商向家庭收集废旧电脑。

修改：资源有效利用促进法经修订后，将要求各家电制造商从十月一日起回收家用电脑。