硝酸

In all cases the rate of reaction is enhanced by increasing concentration of nitric acid.

在所有情况下，反应速率随着硝酸浓度的提高而增大。

This can usually be removed by the use of nitric acid.

这通常可以移除所使用的硝酸。

And a University of California study showed that flavonoids from chocolate produce nitric acid in the blood.

加利福尼亚大学的一项研究表明，巧克力中的类黄酮能在血液中产生硝酸。

They are generally made by a reaction between nitric acid and an organic compound.

一般都是由硝酸与一种有机化合物反应生成。

Its hard to tell what will happen ,ive done lots of experiments with nitric acid.

我做了很多次加硝酸的试验，都很难说会发生什么。

The use of nitric acid and/or HF is preferred for preparation of samples for Ag analysis.

硝酸和氟化氢的使用在Ag分析样品的制备时涉及到。

With some sorts of ash, nitric acid is also used.

对于某些种类的灰，还需要加入硝酸。

It was nitric acid.

你用的硝酸

Therefore, the use of CDM during nitric acid production has a good prospect for developement.

因此，清洁发展机制在硝酸生产过程中的应用具有较好的开发前景。

In addition, the capacitance of the mesoporous carbon can be improved up to 30% after nitric acid treatment.

另外中孔洞碳材在硝酸处理后，可以提高30％的电容量。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。