硝酸

A salt or ester of benzoic acid .

亚硝酸形成的盐或酯。

A salt of bromic acid .

亚硝酸形成的盐或酯。

The application of differential pulse polarography to brucine reaction product, having electroanalytical activity, with HNO_3 has been reported in this paper.

由于马钱子碱和硝酸反应后生成的产物具有电化学活性，因此，可以微分脉冲极谱法对马钱子碱进行测定。

Injecting calcium nitrate into sediments is a new technology of in-situ treatment developed in the late 10 years.

受污染底泥的修复已经成为水环境修复中的重要组成部分，在底泥中注入硝酸钙则是近10多年来发展起来的一种污染底泥原位处理技术。

Therefore, 5 mmol/L calcium nitrate and treated for 12 h could delayed the maturation and consenescence process of muskmelon.

因此，5 mmol/L硝酸钙，并且处理12 h具有较好地减缓网纹甜瓜果实衰老的作用。

Muskmelon discs taken at ripening stage were used by different concentrations of calcium nitrate (1, 3, 5 mmol/L) and various time (4, 8, 12, 16, 20, 24 h) in order to investigate related to maturation and consenescence physiological parameters.

为明确钙在调节网纹甜瓜果实成熟衰老中的生理作用，以网纹甜瓜果实圆片为材料，研究了不同浓度硝酸钙(1，3，5 mmol/L)处理4，8，12，16，20和24 h情况下，甜瓜果实成熟衰老相关生理指标的变化。

Muskmelon discs taken at ripening stage were treated with different concentrations of calcium nitrate 1, 3 and 5 mmoloL^(-1 and various time (4, 8, 12, 16, 20 and 24h) in order to investigate the fruit softness and the relative physiological parameters.

以网纹甜瓜果实圆片为材料，研究了不同浓度硝酸钙1， 3， 5mmolL^(-1处理4，8，12，16，20，24h情况下，甜瓜果实软化及其相关生理指标的变化。

CaTiO3 powder was synthesized by solid-state reaction of calcium nitrate with TiO2 formed by hydrolysis of tetrabutyl titanate.

以钛酸四丁酯的水解产物TiO2和硝酸钙为原料，固态反应合成CaTiO3。

Many growers spend considerable time choosing among sidedressers such as calcium nitrate, sodium nitrate, 30 percent UAN liquid, and 24 percent UAN liquid.

许多种植者花费了相当多的时间选择侧施肥料，比如硝酸钙、硝酸钠、30％的UAN液体肥料和24%的UAN液体肥料。

Through making industrial experiment of zinc nitrate with existing equipments,the industrial experiment s of calcium ammonium nitrate and nitro-composite fertilizer show that the production of a calcium ammonium nitrate and nitro-composite fertilizer exist many problems,and so it is need to improve the process and increase equipments.

通过在现有装置上进行的四硝酸锌工业试验、硝酸铵钙工业试验和硝基复合肥的工业试验研究表明，硝酸铵钙和硝基复合肥的生产都存在许多问题，需要改进现有工艺和增加许多设备。

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。