| 1 | The utility model has the advantages that: firstly, building structure is simple and easy to build; | |
| 2 | Carbon dioxide is produced in cookery in the following ways:... | |
| 3 | The bulk curing barn is becoming the direction in curing equipment in our country. | |
| 4 | Tobacco bulk curing barn was designed and developed using heat pump principle which can collect thermal in the air. | |
| 5 | The characteristics of the stepping type flue-curing barn were as follows: 1) big capacity, design in sections; |