钨酸

The results show that the existence of tungstate has great restraint action on cathodic hydrogen evolution.

结果表明，钨酸盐的存在对阴极析氢过程具有明显的阻化作用。

Principle of removing molybdenum from producing calcium tungstate process is set forth,concrete operation technology is presented.

阐述了生产钨酸钙过程中除钼的原理，并提出了具体的操作工艺。

The film formed during the first stage was different from that formed either in phosphoric acid or sodium tungstate electrolyte.

第一阶段形成的氧化膜与在单独的磷酸或钨酸钠体系中形成的氧化膜有所不同。

Carefully selected and controlled calcium tungstate phosphor ensures low noise, minimum persistence and maximum image quality.

精心挑选和控制钨酸钙荧光粉确保低噪声，最小持久性和最高的图像质量。

ABSTRACT The goal of this dissertation is to explore and study new synthetic methods for controlling the morphology of the obtained oxides, tungstate and halide hydroxide.

本论文旨在探索和研究能够对所合成的氧化物、钨酸盐和碱式卤化物的形貌进行控制的新方法。

Synergistic effect of tungstate and benzotriazole on corrosion inhibition of carbon steel was studied by using electrochemical impedance spectroscopy technique and surface analysis.

通过电化学阻抗谱技术和表面分析方法研究了钨酸盐和苯并三氮唑对碳钢的协同缓蚀作用。

The method solves the problem of low luminous intensity of a transition material on an Er-doped lead tungstate crystal prepared by the prior art.

它解决了现有技术制备的Er掺杂钨酸铅晶体上转换材料的发光强度低的问题。

A conversion coating formed on magnesium alloy AM60 with a chromate-free bath mainly composed of silicate and tungstate is studied.

研究了以硅酸盐和钨酸盐为主的无铬化学处理液在镁合金上所形成的转化膜。

The commercial scale test was conducted for impurity molybdenum removal from tungstate solution by selective precipitation method.

对"选择性沉淀法从钨酸盐溶液中除钼"新工艺进行了工业试验。

They employ specially treated and carefully controlled calcium tungstate phosphors.

它们采用特殊处理过的、小心控制的钨酸钙荧光粉。

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。