查询词典 oxidation

To solve the problems of the limescale ,the oxidation which are produced by the direct contact between a metallic conductor and water, the detecting reliability and the service life, the utility model adopts the technical proposal as below: the proposal comprises a monostable controllable trigger, a second low-pass filter, a voltage follower and a display circuit, the power circuit links with the monostable controllable trigger, the second low-pass filter, the display circuit and a timebse pulse circuit separately, the utility model is characterized in that the monostable controllable trigger, the second low-pass filter and the display circuit sequentially links, the monstable controllable trigger separately links with a water lever sensor and the timebase pulse circuit.

为了解决金属导体与水直接接触会产生水垢和氧化，影响检测可靠性和使用寿命的问题，本实用新型采用了以下技术解决方案：它包括单稳可控触发器，二阶低通滤波器，电压跟随器和显示电路，电源电路分别与单稳触发器，二阶低通滤波器，显示电路和时基脉冲电路相接，其特征在于单稳可控触发器，二阶低通滤波器，电压跟随器和显示电路依次相接，单稳可控触发器分别与水位传感器和时基脉冲电路相接。

To solve the problems of the limescale ,the oxidation which are produced by the direct contact between a metallic conductor and water, the detectingreliability and the service life, the utility model adopts the technical proposal as below: the proposal comprises a monostable controllable trigger, a second low-pass filter, a voltage follower and a display circuit, the power circuit links with the monostable controllable trigger, the second low-passfilter, the display circuit and a timebse pulse circuit separately, the utility model is characterized in that the monostable controllable trigger, the second low-pass filter and the display circuit sequentially links, the monstable controllable trigger separately links with a water lever sensor and thetimebase pulse circuit.

为了解决金属导体与水直接接触会产生水垢和氧化、影响检测可靠性和使用寿命的问题，本实用新型采用了以下技术解决方案：它包括单稳可控触发器、二阶低通滤波器、电压跟随器和显示电路，电源电路分别与单稳触发器、二阶低通滤波器、显示电路和时基脉冲电路相接，其特征在于单稳可控触发器、二阶低通滤波器、电压跟随器和显示电路依次相接，单稳可控触发器分别与水位传感器和时基脉冲电路相接。

Extracted from tea saponin, menthol and peppermint daidzin, the wild camellia essence made by brand new craft can deep cleanse scalp, improve head horny layer, inhibit epiphyte, remove heat, relieve itch, and remove scurf. Rich plant nutrition has good repairing function for dry, sallow and forktail hair caused by insufficient nutrition and perm. Its natural anti-oxidation ability can lastingly strengthen hair.

全新工艺萃取的茶皂苷、茶皂素、薄荷醇、薄荷异黄酮苷能深层清洁头皮、改善头部角质层、抑制真菌，可祛风散热、止痒、去头屑，其丰富的氨基酸及营养成分对因缺乏营养及烫染受损的干燥、枯黄、开叉发质有良好的修复作用，其天然抗氧化能力可持续强韧。

Finally, the photo-catalytic oxidation of the mixture of NO and formaldehyde are investigated.

最后，实验研究了NO和甲醛共存时污染物的反应特性。

Methanol heterogeneous selective oxidation to methyl formate is developed recently. As methyl formate is more and more important, study of this process is of significance.

甲醇非均相的选择性氧化制甲酸甲酯是一个崭新的课题，由于甲酸甲酯在一碳化学中地位的提高，这项研究有预见性的创新性。

In this dissertation, two derivatives of aniline containing polyoxyethylene substituent m-phenylene diamino formyl alkylenediamine poly acetate and poly-3-aminobenzoate were designed and synthesized. And then, comb-shaped polyaniline grafted by PEO were prepared by chemical oxidation copolymerization. The structure of copolymers were characterized by FTIR, ultraviolet-visible spectrum, elemental analysis and TEM etc..

本文在设计并合成两种含聚氧乙烯取代基的苯胺衍生物——间苯二氨基甲酰己二氨基甲酸聚氧乙烯乙酸酯和3-聚氧化乙烯单甲醚基苯胺的基础上，采用化学氧化法将它们与苯胺进行共聚，制备出了聚氧乙烯接枝聚苯胺的梳型共聚物。

A new electrode was prepared by modifying glutin-containing fuchsin onto the glassy carbon electrode, and its electrocatalytic activity for the oxidation of ascorbic acid was studied.

将含有明胶的品红修饰在玻碳电极表面，制备了一种新的品红修饰电极，研究了品红修饰电极的电化学性质，并用于抗坏血酸的测定。

A method for determining trace Cu is described based on the catalytic effect of trace copper on the decolorizing oxidation reaction of acid fuchsin by potassium periodate in the presence of a,a'-dipyridyl.

本文研究了在α，α′-联吡啶存在下，铜离子催化高碘酸钾氧化酸性品红褪色的新指示反应及动力学条件，建立了催化光度法测定痕量铜的方法。

Based on the characteristic of the model reaction system for n Butane oxidation to maleic anhydride and the forced unsteady state operation technique in catalytic reactor, an experimental set up was built for investigation of FUSO in fixed bed reactor operated under feed composition cycling mode.

根据人为非定态操作技术和丁烷氧化制顺酐反应的特点，以 CDS- 80 4微反系统为基础，建立了一套用于丁烷氧化制顺酐固定床反应器浓度周期操作的实验装置，具有操作方便、运行可靠的特点。

To characterize the fine structure of the predominant arabinogalactan-protein (Cp-2-B) isolated from the fruit ofLycium chinense Mill, a periodate oxidation and Smith degradation were preformed, and a galactan (Cp-2-B-SD, Mw=18,000)was obtained.

对从枸杞子水溶性粗多糖中分离出来的一种主要阿拉伯半乳糖聚糖糖蛋白Cp-2-B的微细构造进行了研究。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。