要降低循环气体中的可燃成份最经济、最有效的方法是()。
参考答案:导入空气
首字母填词。
1. He gave his daughter a large a______ of money.
2. Bread is baked in an o______.
3. You should a_____ some water to the soup.
4. We need two t_____ of honey.
5. How m______ yogurt do you want to buy?
计算题:已知压缩机输气量为59Nm3/min,一级进口气体的CO2纯度为82%,液体CO2产量3吨/小时,请计算CO2回收的收率?