Translate the following underlined sentences into English.Write your translation on the Answer Sheet.我国的一个中等城市每年产生的塑料废弃物可满足20家小型塑料企业的原材料需求。开发利用废旧塑料资源既可有效治理污染，又可创造巨大的经济效益。
Translate the following underlined sentences into English.Write your translation on the Answer Sheet.我国的一个中等城市每年产生的塑料废弃物可满足20家小型塑料企业的原材料需求。开发利用废旧塑料资源既可有效治理污染，又可创造巨大的经济效益。
THE EXPLOITATION OF WASTE PLASTICS CAN NOT ONLY BRING POLLUTION UNDER EFFECTIVE CONTROL，BUT ALSO CREATE HUGE ECONOMIC RETURNS.
