太阳能热水技术则处于国际领先地位，产销量均为世界第一。

Solar water heating technologies are in the leading position, off sales are one of the world.

youdao

太阳能热水技术则处于国际领先地位，产销量均为世界第一。

Solar water heating technologies are in the leading position, off sales are one of the world.

youdao