硝酸

At 45 , 90min, pH = 3, Np can be reduced to Np with hydrazine nitrate.

4在温度45℃、时间90min、pH=3条件下，用硝酸肼可以还原Np至Np。

Chlorine, sulfuric acid, hydrochloric acid, nitric acid is my company's main products.

液氯，硫酸，盐酸，硝酸是我公司的主要产品。

Pickling can be done in batch or continuous processes typically using hydrochloric, sulfuric, nitric or hydrofluoric acid.

酸洗可以通过批量或连续工艺过程来进行，典型的方法是使用盐酸、硫酸、硝酸和氢氟酸。

Hill Camellia can resist sulphur dioxide, hydrogen chloride and nitric acid fumes and other hazardous materials violations.

山茶花能抗御二氧化硫、氯化氢和硝酸烟雾等有害物的侵害。

But at the present time, there is not the method which is used to measure the concentration of hydrogen nitrate ion in solution with high speed, high measurement precision and high measurement accuracy.

但是目前还没有针对溶液中硝酸根离子浓度的成形的高速度、高精度、高准确度的检测方法和仪器。

At the same time, we also find out an explanation for this phenomenon in the domain of the quantum mechanics, and erect a mathematic model to show the relation between the locations of absorption peak and the concentration of hydrogen nitrate ion in solution.

同时，论文在量子领域中运用量子力学的理论，给出了这一漂移现象的解释，并建立了吸收峰的波长位置和溶液中硝酸根离子浓度的关系的数学模型。

An industrial procedure for the manufacture of hydroxylamine is based on the reaction of nitric oxide with hydrogen in the presence of a catalyst .

工业上制作羟胺的过程，其基础是硝酸与氢气在催化剂作用下的化学反应。

Strong acids, such as sulfuric acid, hampered from the occurrence of the phenol hydroxylation.

过强的酸，如硫酸、硝酸和盐酸，对苯酚羟基化反应造成危害，使羟基化反应不能发生。

The isopropyl-aclohol is one of the organic chem-industry materials, and also a kind of impregnant with good capabilities. It can be widely used in many fields as melting the nitric acid fibrin, rubber, dope and printing ink and is also the good refine rube shell-glue impregnant, the gas additive and antifrozen impregnant.

异丙醇是重要的基本有机化工原料之一，又是一种性能优良的溶剂，被广泛应用于溶解硝酸纤维素、橡胶、涂料和油墨等领域，也是良好的精制润滑油脱蜡溶剂，并可用作汽油添加剂和抗冻剂。

A new formulation for removal of incrustation on aluminium heater surface is proposed.

提出一种清除铝换热器表面水垢的新配方，该配方由有机磷酸和硝酸组成。

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。