查询词典 thiourea

First, Ni-S alloy is obtained in a modified Watt bath with additional thiourea as sulphur source.

首先，采用改进的Watt浴体系，以CS〓为硫源进行电镀。

Thiourea accelerates the rate of deposition up to 0.8 ppm and started to inhibit at a concentration of 1 ppm.

硫沉积速率加快了，并开始抑制0.8 ppm浓度的百万分之一。

The semicrystalline precipitation phenomenon of the thiourea/formaldehyde polycondensation was described for the first time.

首次报道了硫脲甲醛聚合反应中的半结晶沉淀现象。

A method for determination of mercury in blood using a thiourea mixed extraction method has been ...

本文针对常规分析方法存在的不足，研究建立了硫脲混合液提取测定血样中汞的新方法，样品预处理不需要加热消解，且由于硫脲混合液与汞生成稳定化合物，可有效地减少常规预处理方法在样品预处理和测定过程中汞的吸附和挥发损失，方法的回收率高、重现性好、简便、快速、分析费用低。

This paper made study on gold extraction by leaching plating sludge wit h acidic thiourea solution.

研究了酸性硫脲溶液从电镀污泥中浸提金的方法。

Coordination compounds with thiourea and its derivatives as ligands have been applied widely, including used as nonlinear optical materials, which is a research hotspot.

以硫脲及其衍生物为配体的配合物的研究是非线性光学晶体材料研究的一个热点。

In addition, because these receptors have more binding points, they have better binding properties for anions than the molecular tweezer receptors based on thiourea we reported last time.

与以前我们报道的受体化合物相比，由于此类分子钳受体化合物具有更多的阴离子识别位点，因此具有更好地阴离子识别性能。

The quality and inhibition efficiency of thiourea, allylthiourea and phenylthiourea self-assembled films were studied by electrochemical impedance spectroscopy and polarization curves, respectively.

利用电化学阻抗谱和极化曲线研究了硫脲、烯丙基硫脲、苯基硫脲在金属铜表面上的自组装膜的质量和缓蚀效率，并通过量子化学计算进一步研究了各种分子和金属铜的相互作用。

These coordination compounds mostly have group ⅡB metals as center ions. The complexes are classified with ligand as three types: thiourea type, allylthiourea type and thiosemicarbazone type.

这类配合物大都以ⅡB族金属为中心离子，根据配体不同可分为硫脲类、烯丙基硫脲类及缩胺基硫脲类3种类型。

Thiourea can keep polymer solution steady well as antioxygen. And micromolecule-alcohol can associate with polymer, which maintains the network structure of polymer.

其中硫脲能起到抗氧剂的作用，在短期内能使溶液保持较好的稳定性；小分子醇类能与聚合物交联，使疏水缔合聚合物溶液的网状结构得以维持。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。