| 1. | The heat rejected ordinarily has no economic value .
排出的热量一般是没有经济价值的。 |
| 2. | The showings are just a little too small to make them an economic venture .
那些矿化点都太小，没有经济价值。 |
| 3. | Iron ores of greatest economic interest contain magnetite and hematite .
最具有经济价值的铁矿包括磁铁矿和赤铁矿。 |
| 4. | Most characters of economic value to plant and animal breeders are metric characters .
对植物和动物育种家具有经济价值的大多数性状是一些度量性状。 |
| 5. | He directed still other expeditions to various parts of the world to collect plants of economic importance .
他还指挥其它考察队到世界各地采集具有经济价值的植物。 |
| 6. | Radiation intensity measured by instrument at 100-150m above ground is no guide to the economic significance of an occurrence .
在100-150米高空用仪器测得的放射性不能说明矿点的经济价值。 |
| 7. | Machinery exports were in some cases priced per ton of machine weight, ignoring the obvious improvements in the economic value of the machines per ton .
在某些情况中，机器出口是按每吨机器的重量定价的，忽视了每吨机器的经济价值的显著提高。 |
| 8. | Economic valuation of environment benefit
区域生态环境经济价值评估方法述评 |
| 9. | A study of the economic value of the 2008 qingdao olympics
2008年青岛奥运经济价值研究 |
| 10. | On the value of ethics education in university education
论德育的经济价值 |
