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Experimental results show:(1) Among twelve functional molecules, 2, 3-epoxypropyltrimethylammonium chloride mainly to the electrostatic interaction, sulfamethoxypyridazine and cephalin mainly to the hydrophobic interation have stronger interacton with endotoxin.

实验结果表明:(1)12种功能基团中,以静电相互作用为主的2,3环氧丙基三甲基氯化铵和以水作用为主的磺胺甲氧哒嗪、脑磷脂对内毒素有着较强的相互作用。

With the deepening of hydrophobic modification,the dispensability of modified starch in organic solvent liquid paraffin is markedly enhanced. The particle shape changes from rarefaction to cluster grape ball agglomeration state. The long chain group of methoxyl silane coupling agents KH570 is linked with the anhydrous glucose units of the cross-linked starch.

随着水化改性程度的加深,改性淀粉在液体石蜡有机介质中的分散性明显增强;颗粒形态由松态向串状葡萄球团聚态转变;在交联淀粉脱水葡萄糖单元羟基上引入了甲氧基硅烷偶联剂KH570的长链基团。

The presence of polysaccharide and its charge density influence the hydrophobicity of protein after pressure treatment.

多糖的加入对超高压处理后蛋白质的表面水性的变化具有一定的影响,而且不同多糖的影响作用与其所带电荷密切相关。

Steppe Grassland dominated by drought-resistant species of perennial grasses, found in regions of LOESS soil and extreme temperature range, often on CHERNOZEM soils, in a zone from Hungary eastwards through the Ukraine and southern Russia to Central Asia and China.

树干草原:以多年生抗旱草本为主要植被的草原,见于具极端温度的黄土区域,也常见于黑钙土地上。从匈牙利以东穿越乌克兰和俄罗斯南部直到中东和中国都有分布。

In Chapter 2, enantioseparations of four pairs of neutral and poorly water-soluble organophosphorus pesticides enantiomers were achieved by using natural chiral surfactant sodium cholate either with sodium dodecyl sulphate or with γ-cyclodextrin in nonaqueous solvent or aqueous-organic solvent systems.

第二章在非水介质或水相/有机介质中,或将天然表面活性剂胆酸钠与阴离子表面活性剂十二烷基硫酸钠构成混合手性胶束,或将胆酸钠与γ-环糊精构成二元手性协同体系,用于中性水有机磷农药对映体的手性拆分。

The crown is about 1-2.5m tall and the breadth of the crown is about 1-1.5m. It adapt to grow on high density. 2. The idioplasmic resources of Lonicera fragrantissima are abundant, It can be classified 8 types by the differences of the shape of fruits: cherry shape, drop shape, dumbbell shape, ellipse herringbone shape, inverse egg herringbone shape, chook foot shape, square round herringbone shape, taper herringbone shape; be classified 3 types by the color of fruits: simple red fruit, red fruit and mauve fruit; be classified 4 types by the shape of leaf: roundness, ellipse, egg round, ellipse wrap around leaf.

以果形差异可分为樱桃果型、偏坠状果型、哑铃状果型、椭圆人字状果型、倒卵人字果型、鸡爪状果型和矩圆人字果型、嘲锥人字果型等8个类型;以果色可分为浅红色果类、红色果类和紫红色果类3个类型,以叶形可分为圆形叶类、椭圆形叶类、卵圆形叶类、椭圆披叶形叶类等4个类型,以冠形可分为高于枝冠形类、下垂密枝低冠形类和中高干密枝冠形类等3个类型,根据各类型特点选择鲜果食用类、饮料栽培类、露地观赏类、插花观赏类、盆景观赏类和药用栽培类等一批优树。

Leaves 3--5(--7) cm, margin ciliate; seeds brown, sparsely tuberculate

叶3-5(-7)厘米,边缘具缘毛;种子棕色,生 36 S。

Chapter 4: The binding of Rhein with human serum albumin has been studied in detail by Spectroscopic method including circular dichroism, fourier transformation infrared spectra, fluorescence spectra.

分子对接研究表明大豆苷元和刺芒柄花素的结合区域位于蛋白质的亚结构域ⅡA中,主要通过水作用结合,但还包括静电作用力、氢键的存在。

The suitable synthesis conditions of those new products have been studied. The structures of them are affirmed by IR spectroscopy, 1~H NMR,(13)~C NMR and Elemental Analysis;the configurations of them are also analyzed by theoretical calculation of quantum chemistry. Influences of the length of hydrophobic group, the degree of substitution on the solubility, surface activity, emulsifying property, foam property, hygroscopicity and humidity-retaining ability, compatibleness of those new products have been studied in detail.

探讨了各反应产物的适宜合成条件,并利用红外吸收光谱、1~H、(13~C核磁共振、元素分析等仪器分析手段和量子化学从头算STO-3G对所得产物的结构进行了表征;同时较详细地研究了水基碳链长度、反应取代度对合成产物的溶解性、表面活性、乳化性、泡沫性、吸湿保湿性和配伍性等物化性质和应用性能的影响规律。

Organization of Chinese brush Act program called "words" and "cross-eye", composition of "white cloth","interspersed","inter-frame","may be cursory sparse, dense impenetrable needle", a far-reaching law the "scatter perspective," and so on, all with varying degrees of awareness of print concepts.

中国画笔法组织程式中所谓"个字点"、"交风眼"、,构图中的"布白"、"穿插"、"间架"、"可走马,密不透针",深远法中的"散点透视"等等,均不同程度的含有平面观念的意识。

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推荐网络例句

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因,如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务,你就做你的事好了。

Who is in possession of this?

这是谁的?