查询词典 liquid crystals

Based on the Biot s two-phase theory for fluid-saturated porous media, considering the inertia force of the solid and the liquid, and the coupling function between the solid and the liquid, and the compressibility of the liquid in allusion to the character of the nearly saturated soils. The dynamic governing differential equations are solved by Hankel transform. Then, considering the boundary condition, the dual integral equations of vertical vibration are established which are reduced to Fredholm integral equation of the second kind.

本文基于Biot两相介质动力固结理论，针对准饱和土地基的特点，考虑了流体的可压缩性，土体和流体的惯性及水土之间的耦合作用，运用Hankel变换技术求解动力控制方程，然后按混合边值条件建立起对偶积分方程，并将其化为易于数值计算的第二类Fredholm积分方程，分别研究了准饱和土半空间地基、上覆单相弹性层的准饱和土地基和准饱和粘弹性地基上刚性基础的竖向振动特性。

The stratified flow, slug flow and asymmetry annular flow upstream become symmetry annular flow with uniform film thickness after the spin generating element. The liquid extraction ratio is only determined by the diameter and number of the sampling holes and independent of gas and liquid flow rate of the main pipe, and the gas extraction ratio is mainly controlled by the liquid flow rate of the main flow loop.

分析表明，取样流体中的液相质量流量与主流体液相质量流量的比值主要取决于取样孔的数目和大小，而取样流体中的气相质量流量与主流体气相质量流量的比值则与主管路液相流量有关。

Our factory is specialized in producing any of the following products: iodine sublimation tubes, connectors, Erlian ball on the wall, liquid convection experiments, and demonstration devices, U-type the highest minimum, capillarity, platinum and gold bars, Sheng liquid cylinder liquid internal pressure, small pressure, the nitrogen ball, scale straw, demonstration thermometer, water, electricity and gas, Newton tubes, a variety of test-tube funnel, chemical use test tubes, glass rods, Glue stick, glue the first dropper, all kinds of beaker , flask, measuring cup, graduated cylinder.

我厂专业生产下列产品：碘升华管，连通器，二连球，对器壁，液体对流实验器、演示器，U型最高最低，毛细现象，铂金丝棒，盛液筒，液体内部压强，微小压强计，二氧化氮球，刻度吸管，演示温度计，水电解气，牛顿管，各种试管漏斗，化学多用试管，玻棒，胶棒，胶头滴管，各种烧杯，烧瓶，量杯，量筒。

The results indicate that the cone half angle increases with liquid pressure. The stripped half wavelength liquid fragment seems to break into a series of drops immediately and no obvious contraction from liquid fragment to ligament is seen.

研究结果表明，液膜半锥角随着液压的增加而增加，半波长的液膜段剥落后几乎立即破碎成液滴，看不到明显的液膜段收缩成液丝的过程。

Provided is a liquid crystal sealant composition in which an aqueous solution obtained by admixing the epoxy resin composition with purified water has an ionic conductivity of 1 mS/m or less; the B stage-reduced product has a viscosity of 50 to 10000 Pa.s at 80 to 100 DEG C; the cured matter of the above composition has a linear expansion coefficient of 10x10-5 mm/mm/ DEG C or less and a glass transition temperature Tg of 100 DEG C or higher; and the above cured matter has a moisture permeability of 200 g/m2.24 hours or less at 80 DEG C and which can meet a liquid crystal display element produced by a single layer press hot bonding system and exhibits high adhesion reliability and makes it possible to produce a homogeneous liquid crystal display element having a high quality.

本发明提供一种液晶密封剂组合物，其中：通过将环氧树脂组合物与相同质量的净化水混合得到的水溶液具有离子电导率为1mS/m或更小；在80～100℃下半溶阶段折合产物的粘度为50～10000Pas；上述组合物的固化物具有线膨胀系数为10×10－5mm/mm/℃或更小，热形变温度Tg为100℃或更高；且上述固化物在80℃时具有透湿率为200g/m224小时或更小，这能够满足通过单层热压粘结体系生产的液晶显示元件，并具有高的粘结可靠性，使得有可能生产出具有高质量的均匀液晶显示元件。

The second variation type is called reversion evolution type, which represents the liquid segregation mainly with vapour-liquid fractional distillation. The third variation type is called saltatory variation type, which is formed from the liquid segregation mainly with immiscibility.

称为正向演化类型，是结晶分异结果；②称为反向演化类型，代表气液分馏为主的液态分离；③称为演化突变类型，是不混溶为主的液态分离形成。

Solid quasi-fluid state, which is similar to liquid and exists in surface and interior of solid, is a new kind of state besides gas, liquid, solid and liquid crystal.

固体"类流态"是固体表面及其内部存在的一种类似于流体的状态，是除气、液、固、液晶之外的一种新的物质存在的形式。

Experimental analysis showed that the liquid electrical resistivity of Al-Si alloy was nonlinear with temperature, and the viscosity interruptedly exponential with temperature. The liquid physical properties of Al-Si alloy were affected by not only liquid temperature but also microinhomogeneity.

实验研究表明，Al-Si合金液态电阻率和温度呈非线性关系，粘度和温度呈间断指数曲线关系，Al-Si合金液态物性不仅受温度而且受微观不均匀性影响。

This paper introduces how to use PLC realize PID automation control system in constant liquid level system of waterworks though a instance project. It adjusts liquid level by control the valve though PID arithmetic and deals with outside program, makes the liquid level constant at the expectation value. The adjusting time is the same as manual control, but the water quality is better. Its advantages are reaction rapidness, auto-control disengage intervenor, quick protection of fault, more safety and stabili...

本文以一工程实例介绍了如何用PLC在水厂的滤池实现PID恒水位控制，它通过PID算法和外围的程序处理，通过控制阀门开度来调节水位，使水位基本恒定在期望值，并且阀门调节次数基本与手动调节一样，但水质却明显好很多，更重要的是对现场适应能力强，反应快，而且完全脱离人为干预进行全自动控制，对故障也有快速保护，更具安全稳定性。

This paper introduces how to use PLC realize PID automation control system in constant liquid level system of waterworks though a instance project. It adjusts liquid level by control the valve though PID arithmetic and deals with outside program, makes the liquid level constant at the expectation value. The adjusting time is the same as manual control, but the water quality is better. Its advantages are reaction rapidness, auto-control disengage intervenor, quick protection of fault, more safety and stabilization.

本文以一工程实例介绍了如何用PLC在水厂的滤池实现PID恒水位控制，它通过PID算法和外围的程序处理，通过控制阀门开度来调节水位，使水位基本恒定在期望值，并且阀门调节次数基本与手动调节一样，但水质却明显好很多，更重要的是对现场适应能力强，反应快，而且完全脱离人为干预进行全自动控制，对故障也有快速保护，更具安全稳定性。

Those who loved reading were obliged to send for their books from England; the members of the junto had each a few

那些喜欢看书的人就得从英国购书，讲读俱乐部的的成员每人都有几本。

Three fourths of the earth's surface is covered with water.

地球表面的四分之三被水覆盖着。