你们这个冶炼厂一天能够熔冶出多少铜来？

How much copper can your smelting factory smelt in a day?

youdao

冶炼厂一天能够熔冶出多少铜来？

How much copper can your smelting factory smelt in a day?

youdao

冶炼厂一天能够熔冶出多少铜来？

How much copper can your smelting factory smelt in a day?

youdao