| 1. | This necessitates subdivision of the area to be reclaimed .
这就必须划分要改良的面积。 |
| 2. | Research for improvement of chestnut has been discouraging and encouraging .
栗树改良的研究工作曾令人失望又曾使人鼓舞。 |
| 3. | The contribution of these so-called rough grazings will be really appreciated .
这些所谓的未改良的草场的贡献将会得到真正的重视。 |
| 4. | Efficient methods of vegetative propagation and improved screening techniques are also required .
高效率的无性繁殖法和改良的鉴定技术也属必需。 |
| 5. | No other question received as much attention or stimulated as many investigations and proposals for amelioration .
没有其它问题受到如此之多的注意，或引起这样多的调查和改良的建议。 |
| 6. | Without the proper balance of the interrelated components of an intensive management system, the optimum benefit from genetically improved planting-stock would not be realized .
对集约经营内部有关成分不作适当调整，经遗传改良的定植苗木的优越性，就不可能得到发挥。 |
| 7. | The machine was improved by a young worker
这台机器是由一位青年工人改良的。 |
| 8. | A lot of improved software needed to achieve the vision
许多改良的软件需要达成视觉。 |
| 9. | James watt ' s steam engine in 1765
1765年詹姆斯瓦特改良的高效蒸汽机。 |
| 10. | Experiments on improving expansive soil roadbed of highway
高速公路膨胀土路基改良的试验和分析 |
