极性的

The ion implanter has an ion extractor and a mass analyzer for deflecting ions in a predetermined direction regardless of the charged state of the ions. A polarity converter changes the flux direction of a magnetic field in the mass analyzer according to the charged state of the ions.

该离子注入机具有：离子分离器；质量分析器，用于按照预定方向偏转由离子分离器导入的离子，而无论离子的带电状态如何；以及极性转换器，用于按照离子的带电状态来改变质量分析器中磁场的通量方向。

On the other hand this dissertation develops a numerical model to calculate the Q-V characteristics of fast impulse corona, which is based on the relation to the interelectrode voltage, density of space charge and field intensity in corona region.

在计算方面，给出了冲击电晕特性的计算模型，该模型以电晕电极周围的电场强度、空间电荷密度与极间电压之间的宏观联系为基础，从时间和空间上将电晕发展过程离散化，可计及多层不同极性空间电荷的产生与变化，模型的待定参数由若干实测数据加以拟合。

To improve accuracy of detection of current direction, components of magnetizing current and torque current are transformed into two-phase stationary frame. Therefore compensating voltage vector can be decided according to the sector the current vector is locating.

为了提高电流极性检测的准确性，利用旋转轴系中的励磁电流和转矩电流分量经过坐标反变换，判断电流在两相静止轴系所处的扇区来决定需要施加的补偿电压。

The theory is based on two methods to show that initial folding sites occur among nonpolar groups in a polypeptide chain.

该理论是基于两种方法的基础上提出的，指出蛋白最初的折叠位点出现在多肽链的非极性基团处。

In order to reconstruct the paleo-tectonic history,the ophiolite suite in combination with the arc igneous rock assemblage is necessary to be used and the cause of the compositional polarity for the arc igneous rocks is discussed.

指出由蛇绿岩套再造的古构造历史可能是残缺的，结合弧火成岩的厘定可在某些方面弥补这个不足，讨论了弧火成岩组成极性形成的可能原因。

Secondly, femtosecond time-resolved studies using fluorescence depletion spectroscopy were performed on Rhodamine 700 and Oxazine 750 in solutions to study the ultrafast dynamics, such as vibrational relaxation and the energy transfer from the solute to solvent. The orientational relaxation process of these dye molecules have been study in solution by the polariton resolved FS TR SEP FD.

我们利用此技术，对LD700和OX750两种染料分子电子激发态的振动弛豫和溶质与溶剂分子间碰撞传能等超快动力学过程进行了详细地实时研究，获得了它们的激发态分子在不同溶剂和体系温度等实验条件下的飞秒时间分辨荧光亏蚀谱：并首次采用极性分辨的飞秒荧光亏蚀光谱技术研究了溶质的取向弛豫过程。

Among the arylazides, fluorinated aryl azides are exceptionally promising because upon photoactivation, they lead to much more efficient photolabeling than non-fluorinated arylazides.

目前，尽管已经有一些磷脂光敏探针用于膜蛋白研究的报道，但是还没有使用以上两种芳基叠氮基团作为光敏基团的报道，在磷脂的极性头基上引入光敏基团的报道也极少见。

The results reveal that 2 has longer absorption, emission maximum and stronger fluorescence emission than 1 because of its stronger polarity and better planarity.

研究发现：染料2由于具有较强的极性和较好的平面性，从而具有较长的吸收、发射峰和较强的荧光发射。

In the current study, a series of cationic α-helical peptides of 20 a.a. were designed and synthesized based on four structural parameters, including charge, polar angle, hydrophobicity, and hydrophobic moment. Several methods were performed to describe the influence of these parameters on the antimicrobial and hemolytic activity, and on the permeabilizing effect on model membranes. The potential of these parameters to increase the antibacterial activity and to improve the prokaryotic selectivity is assessed.

本实验利用自行设计合成的人工抗菌胜肽当模型，固定长度为 20 个胺基酸，改变其电荷、极性角度、疏水性及疏水性矩等四种结构特性，并利用其对各种不同病原菌之抗菌活性及对兔子红血球细胞的溶血活性来研究其结构特性的改变对其抗菌活性、选择性及微脂体膜的渗透性之影响，以期望改变结构参数能增加抗菌活性及对原核的选择性。

Using the uniform design experimental method, the optimum complexing and extracting condition is that 97.6% DMF, 1.1% FeC13 and 1.2% polar solvent after the regression equation was established and mathematical analysis was carried out.

利用均匀设计实验方法进行了络合实验，并回归出相关的数学方程。在数学分析的基础上得出了最佳的络合萃取条件，即在DMF为97.7%，FeCl3为1.1%，极性溶剂为1.2%时，可以达到最佳的络合脱硫效果。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。