以下哪种()不能提高资源效率 Which of the following() can't improve resource efficiency

大学网课 已帮助 人

以下哪种()不能提高资源效率 Which of the following() can"t improve resource efficiency

A.提高物质循环率 Increasing of material recycling rate

B.降低物质排放率 Decreasing of emission rate

C.延长产品使用寿命 Extending product life span

D.提高年均增长率 Speeding up annual growth rate

以下哪种()不能提高资源效率 Which of the following() can't improve resource efficiency

热搜:下列方法可以提高卡诺热机的效率是