| 1. | At low concentrations these effects are small and variable .
在低浓度下，这些影响很小并且是形式多变的。 |
| 2. | When measuring a shallow diffused layer at low concentrations, reliable measurement free of noise are difficult to make .
测量低浓度浅扩散层时，无干扰的可靠测量很难实行。 |
| 3. | At low levels of co, a decreased exercise tolerance in patients with arteriosclerosis heart disease has been demonstrated by controlled exposure .
有控制的暴露试验表明，低浓度的一氧化碳会降低动脉硬化心脏病患者的运动耐力。 |
| 4. | Research on theclarified and low - degree mulberry fruit juice
一种澄清的低浓度桑果汁饮料的研制 |
| 5. | Study of influence of coal dust on low - concentration gas explosion
煤尘对低浓度瓦斯爆炸的影响研究 |
| 6. | High - and low - viscosity liquid stirrers and powder stirrers
高、低浓度液体搅拌机及各类型粉体搅拌机。 |
| 7. | A study of new brass pickling technology using super lower nitric acid
黄铜超低浓度硝酸酸洗工艺的研究 |
| 8. | Polonium occurs naturally in very low concentrations in the earth crust
地壳内含有非常低浓度的钋元素。 |
| 9. | To detect chlorine residual in water in methyl red spectrophotometry
水中低浓度二氧化氯含量的紫外方法测定 |
| 10. | Treating low concentration wastewater by moving bed biofilm reactor
移动床生物膜反应器处理低浓度污水的性能 |
