减少土地使用50%左右，采用太阳能集热装置为发酵器加热，避免了二次能源消耗。

It reduces the land use by about 50%. The adoption of heating of the fermentor by solar thermal collecting device helps avoid the second energy consumption.

youdao

减少土地使用50%左右，采用太阳能集热装置为发酵器加热，避免了二次能源消耗。

It reduces the land use by about 50%. The adoption of heating of the fermentor by solar thermal collecting device helps avoid the second energy consumption.

youdao