阴离子的

Single crystal of Arginine dichloride dihydrate was studide by x-ray diffraction expriments in emphasis of main influence factors of arginine conformational variation,and was also compared with its other conformations in the existence of different anions.

以X光衍射实验对二水合氯酸的晶体结构进行了研究，重点讨论了影响精氨酸构象变化的主要因素并比较了在不同阴离子存在条件下精氨酸构象的变化情况。

Binding states between modified flax fabrics and anion dyes have been investigated by infrared spectrometry, X-diffraction, peeling of color and experiments on water proofing of modified flax fabric with taking reactive red X-3B, direct Chinese red 6B and acid yellow G for examples. The results show that binding force between modified flax and acid dye is coulomb's force, and besides hydrogen bond and gravitation among molecule, electrovalent bond has been formed among direct dye and modified flax.

以直接枣红6B、活性红X—3B、酸性金黄G为例，采用X光衍射法、红外光谱法、剥色实验及织物表面防水实验，研究了改性亚麻织物与阴离子染料之间的结合状态，结果表明改性亚麻与酸性染料之间主要靠离子间的库仑力结合，与直接染料之间在形成氢键和范德华力的基础上，还形成了离子键结合。

However, these materials are not cost-effective because the high level of dissolution and dispersed anionic chemicals originating from the wood requires addition of an excess of cationic flocculent.

这主要是由于浆中含有大量的溶解并分散的阴离子物质，干扰了这些助剂的发挥。

The direct flotation tests of hematite from real samples of high intensity magnetic separation concentrate in weak acidic medium with fluosilicate or polymer silicic acid colloid as the depressor of iron containing silicate gangue natrosiderite and with anionic fatty acid sulfonate as the collector have all achieved good separation results.

针对包钢强磁精矿实际矿石样，分别以氟硅酸盐、聚合硅酸胶体作为含铁硅酸盐脉石霓石的选择性抑制剂，以阴离子脂肪酸磺酸盐为捕收剂，在弱酸性条件下进行赤铁矿的直接浮选，均取得了较好的分选指标。

The results show that high content and uniform dispersed nano-alumina in composite coatings are obtained by the synergy of mined and Arabic gum.

结果表明：阴离子型表面活性剂十二烷基苯磺酸钠与阿拉伯树胶的协同作用对纳米氧化铝的分散效果最好，复合镀层中的纳米氧化铝含量较高。

In this paper, the characteristics of DCS from different HYP with different brightness and their impacts on filler retention were studied.

研究了不同白度高得率浆中溶解和胶体物质的性质及其对填料留着的影响，并通过使用阴离子垃圾捕集剂来消除DCS的负面影响。

Results showed that the higher brightness of HYP, the more DCS in the pulp.

摘 要：研究了不同白度高得率浆中溶解和胶体物质的性质及其对填料留着的影响，并通过使用阴离子垃圾捕集剂来消除 DCS 的负面影响。

A single chain protein with an apparent molecular weight of 33 kDa was purified from skin of Bombina maxima by a combination of ion exchange and gel filtration chromatography steps. N-terminal amino acid sequence determination indicated that it shares 70%, 64% and 56% identity with those of annexin Ⅱ from the African claw toad, red jungle fowl and human, respectively.

通过阴离子交换、凝胶过滤和阳离子交换层析，从大蹼铃蟾皮肤中纯化到一个表观分子量为33kDa的单链蛋白。N-末端序列比较分析显示，该蛋白与来自非洲爪蟾、红色原鸡和人膜联蛋白Ⅱ的N-末端序列相同的氨基酸分别占70％、64％和56％。

Independently tested, LXT PVC provides superior resistance to regular PVC for leaching of anion, cation, and numerous trace metals when subjected to 18.2 megohm deionized water while maintaining ease of installation.

经过第三方独立测试，对于19.2兆欧姆去离子水，LXT PVC对于阴离子、阳离子和许多痕量金属的滤去具有极高的耐抗性，同时还保持安装的简便性。

And the critical micelle concentration is got by drawing with the concentration of the sodium lauryl sulfate solution.

根据CMC的变化可得出无机盐的存在对阴离子型表面活性剂CMC值的影响规律。

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。