静电

Progress in the research on powder electrostatics is discussed, with particular mention of different sorts of powder discharge and their incendivity, field modeling and numerical simulation experimental tests of charge transfer and equivalent energy during discharges and powder hazard prevention.

就粉体放电形态与点燃性，电场模型化与电场分布数值计算，放电电荷转移量与等价能量的实验规律，粉体静电防灾技术等几个方面，论述了粉体静电学国内外研究动态与进展

The molecular structure and the electrostatic potentials at the midpoints of C-NO2 bonds and C-CH 3 bonds for seven nitrotoluene explosives were calculated by ab initio method.

利用HONDO程序包，采用从头计算法对硝基甲苯类炸药的分子结构及其C-NO2键中点的静电势进行了计算，讨论了硝基甲苯类炸药C-NO2键中点的静电势最大值Vmidmax与其实验撞击感度之间的关系。

The results showed that the antistatic performance of those three antistatic agents were improved with the increase of their content on the PET POY.

结果表明，在涤纶POY 上，3 种类型的抗静电剂的抗静电性能均随纤维上含油的提高而增大。

The specimens are quenchable without any outer forces, however, the bending strength of the specimens decreases significantly.

结果表明，两种抗静电剂混配可以起到较好的抗静电效果。

Anlistatig is a tetravalent metal salts, ratherish in water, surface coating of the paper, the salts are available moisture from the air and reducing the paper surface, eliminating electrostatic resistance.

抗静电剂是一栽四价金属盐，易溶于火，涂布在纸张暗不天后，盐可从氛围洋汲取火分而降矮纸张暗不天的电阻，从而打消静电。

The image forming device also includes a pressing body which is provided on the main frame and is slidable in a direction along a straight line orthogonal to a rotational center shaft of the electrostatic latent image carrier and a rotational center shaft of the developer carrier, and an operating unit which operates the pressing body to press a bottom surface of the developing unit by sliding the pressing body in a direction of the straight line and to hold the pressing body so that the developer carrier is maintained under a state making contact with the electrostatic latent image carrier.

该成像设备还包括：一个按压机构，该机构设置在该主框架上，并在按压方向上沿着这样直线的方向滑动，其中该直线垂直于静电潜象载体的旋转中心轴和显影剂载体的旋转中心轴；以及一个操作装置，该操作装置通过在直线的方向上滑动该按压主体以按压显影单元的底面，并保持该按压主体，从而该显影剂载体保持在与静电潜象载体接触的状态。

Polyester nanofiber can be prepared by electrospinning process from PET chips separately dissolving in three kinds of solvents,namely,the mixture solvent of phenol and tetrachloroethane ,trifluoroacetic acid and the mixture solvent of trifluoroace- tic acid and dichlormethane.

利用静电纺丝法制备聚酯纳米纤维，选择苯酚和四氯乙烷，三氟乙酸，三氟乙酸和二氯甲烷3种溶剂分别溶解PET切片进行静电纺丝，通过扫描电子显微镜对纤维表面形态进行观察，结果表明：三氟乙酸和二氯甲烷混合溶剂溶解PET制备的电纺纤维较好。

Preparation of trifluoroacetaldehyde and trifluoroacetic acid by trifluoroethanol catalytic oxidation;2. Polyester nanofiber can be prepared by electrospinning process from PET chips separately dissolving in three kinds of solvents,namely,the mixture solvent of phenol and tetrachloroethane, trifluoroacetic acid and the mixture solvent of trifluoroace- tic acid and dichlormethane.

利用静电纺丝法制备聚酯纳米纤维，选择苯酚和四氯乙烷，三氟乙酸，三氟乙酸和二氯甲烷3种溶剂分别溶解PET切片进行静电纺丝，通过扫描电子显微镜对纤维表面形态进行观察，结果表明：三氟乙酸和二氯甲烷混合溶剂溶解PET制备的电纺纤维较好。

The negative values of AGH and the positive values of△G~ suggested that the hydrophobic force favored,and the electrostatic force unfavored the bacterial adsorption on kaolinite and montmorillonite.

发现疏水自由能为负，显示疏水作用为引力，有利于细菌与粘粒矿物的吸附；而静电力自由能为正，表明细菌-矿物间存在静电斥力。

Adopt SN and ASA2 be antistatic agent, studied an impact of two kinds antistat agent over polyethylene foam material volume electric resistance..

采用十八烷基二甲基羟乙基季铵硝酸盐和硬酯酸单甘油脂混合物作为抗静电剂，研究了两种抗静电剂对聚乙烯泡沫材料体积电阻的影响。

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。