查询词典 packing fraction

The deformations of axial yarns packed by braider yarns have been calculated through the changes of fiber packing fractions of axial yarns. The relations between the braiding parameters of the composites were derived and the fiber volume fraction of the composites was computed exactly.

基于子单胞模型，通过计算轴纱内纱线填充因子，考虑了轴纱受编织纱挤压产生的变形，进而，建立了复合材料编织结构参数之间的关系，准确地计算了复合材料的纤维体积含量。

Ethyl cellulose membrane material has produced in physical modification method. The fundamental characteristics of reverse osmosis on EC membrane can be correlated with HPLC experimental conditions. By using EC membrane material as column packing, double-distilled water as mobile phase, the retention times are measured with suitable inorganic and organic compound as solutes.3. Complying with the retention times, the partition coefficient of the solute and the ratio of the surface excess concentration of solutewith the concentration of the parent fraction are calculated .

利用物理改性的方法研制了乙基纤维素(Ethyl Cellulose，简称EC)膜材料，并将其作为高效液相色谱柱的固体填料，以高效液相色谱模拟反渗透实验平衡条件，以水为流动相，选择合适的无机物和有机物作为溶质，测定乙基纤维素对它们的相对保留时间及平衡分配常数K_A′。3。

According to the theorems of the particle composition and the high packing volume fraction, it is obtained a low-density slurry system by micro-silicon and drifting beads.

以紧密堆积和粒级级配理论为基础，研究出了性能较好的微硅－漂珠低密度水泥浆体系。

Based on the theoretical of ice slurry phase flow and heat transfer, established a heat transfer model of ice slurry flowing in horizontal pipes, at same time analyzed the effects of flow and ice packing fraction on heat transfer of fan and coil

在传统液固两相流的研究成果基础上，建立起二元冰在水平管内换热的数学模型，同时针对二元冰在风机盘管中的输送情况，分析了输送速度、含冰率对于二元冰换热的影响

Experimental date of extraction in different packing fraction module were verified. The mathematic model established in this paper can predict shellside mass transfer in hollow fiber reflecting module precisely.

由不同装填系数膜器的萃取实验数据对模型进行了验证，结果表明，本文建立的数学模型能较好地预测折流膜器的壳程传质系数。

At the same time, for ultraviolet, visible and near infrared range, the thickness, packing fraction and complex refractive indexes of the PZT thin films have been deduced from a transmission spectrum of the films by Envelope method.

同时，根据PZT铁电薄膜紫外、可见和近红外光区的透射光谱，采用&包络法&计算出了PZT薄膜的厚度、填充密度以及紫外、可见和近红外光区的复折射率及其射散频谱。

Some concrete suggestions for increases of packing fraction and rotating speed are presented, the rotating speed is 11.3% higher than the supercritical one by data analysis, which results in yield increasing and energy consumption decreasing within the optimum rang of rotating speed.

提出增加充填率和加快转速的具体措施。尤其是通过数据分析确定该机转速超过其临界转速11.3%左右，在最佳转速区段，其增产节能降耗效果最佳。

Given a lower packing fraction, the hoop strain in the vessel wall induced by the hydriding/dehydriding reactions was increased with alloy powder size.

在较低粉末填充率的情况下，储氢罐壁上的切线方向应变将随著粉末粒径增大而增加。

For a higher packing fraction, a greater absorption strain was induced in the vessel packed with a larger initial powder size, while a greater desorption strain was present in the vessel packed with a smaller initial powder size.

在较高粉末填充率的情况下，较大的吸氢应变会出现在装填较大初始粒径粉末的储氢罐壁上，而较大的放氢应变则会出现在装填较小初始粒径粉末的储氢罐壁上。

When an optical fiber bundle was made of a large-core polymer optical fiber or a liquid-core optical fiber,the value of packing fraction was 100%.In the range of visible light or ultraviolet light,it is much more advantageous to choose an optical fiber bundle made of a large-core polymer optical fiber or a liquid-core optical fiber.

而单根粗直径聚合物光纤和液芯光纤配用圆形端套制作的光纤传光束，其敛集率为100%，在可见光或紫外光范围内，选用单根粗直径聚合物光纤或液芯光纤传光束具有更多的优势。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。