按上述方法设计的节能压力机实测表明节能9.77%，成本减少1%。

The designed energy saving presses can save energy by 9. 77%, and decrease cost by 1 %.

youdao

按上述方法设计的节能压力机实测表明节能9.77%，成本减少1%。

The designed energy saving presses can save energy by 9. 77%, and decrease cost by 1 %.

youdao