该锅炉具有优良的性能、较低的污染特性和良好的经济性能。

The boiler has following characters, such as high performance, lower pollution character and better economic.

youdao

该锅炉具有优良的性能、较低的污染特性和良好的经济性能。

The boiler has following characters, such as high performance, lower pollution character and better economic.

youdao