查询词典 dispersion

In anomalous dispersion of monomode optical fiber, an optical soliton is evolved from an optical pulse in the fiber when the nonlinearity is balanced by dispersion.

摘要在单模光纤异常色散区，当非线性与色散平衡时，初始注入的光脉冲演化形成光孤立子。

The advantages of this invention are the following: backmixing non-conjugated grating pair Martinez impulse stretcher and compressor are applied in the multiple-pass enlarger with material of low dispersion and can effectively compensate the material dispersion in the enlarger and reduces the deformation of femtosecond impulse.

本项发明的优点在于，逆向混合非共轭光栅对马丁内兹型脉冲展宽器-压缩器适用于具有较低材料色散的多通放大器，可有效地补偿放大器中的材料色散，减少飞秒脉冲的畸变。

The results of XRD and DSC showed that ginkgolides existed in solid dispersion at amorphous form or solvates form. The dissolution rate of ginkgolide B in solid dispersion was increased dramatically compared with raw material.

银杏内酯 B从PVP固体分散体中的溶出速率比原药粉末显著提高，且药物中银杏内酯A，B，C和白果内酯从固体分散体中的溶出相似性(f2值均大于 50)优于原药粉末。

These results indicate that the dispersion effect of retardation films are not obvious, and the retardation characteristics of different retarders generated by the same material are almost the same, which would be useful to study how the color liquid crystal display is affected by dispersion effects of retardation films.

本实验得到的蓝光延迟量＝(1-3.5%)绿光延迟量；红光延迟量＝(1+2.6%)绿光延迟量，这为分析延迟膜的色散效应对彩色液晶显示所带来的影响提供了依据。

Through the analysis of salt-affected soil and effect of dispersion after changing the content of salt-affected thing, we conclude that using the soil block test, pin pole test is effective for assessing the dispersion because of affecting by high sodium ion .

通过研究分析盐渍土及改变盐渍含量对分散性试验的影响，认为土块试验、针孔试验对受高钠离子影响的盐渍土分散性评价是较为有效的方法。

The results showed that the forming of calcium ions was a significant factor affecting the pitch deposition, and the deposition was related to not only the amount of calcium soaps but also their dispersion, and the better the calcium soaps dispersion, the less the deposition, pH value influenced the pitch deposition significantly.

研究结果表明，Ca~(2+)的存在是造成树脂沉积的重要因素，树脂沉积的多少不但与钙皂的多少有关，而且还与其在体系中的分散程度有关，钙皂分散得越好，树脂沉积越少。

The crack growth rate da/dt of 840D wheel web is of great dispersion,which mainly roots in dispersion of wheel load.

840D车轮辐板孔裂纹扩展速率da/dt具有很大分散性，其分散性主要来源于车轮载荷分散性，可用da/dt=Q.a(a≤35mm时)来表达，裂纹扩展参数Q代表了da/dt的分散性。

Compared with bed planting,there was higher soil water storage in wheat furrow planting field,however,there was lower dispersion of soil water storage at the same stage on 0~90 cm layer of furrow planting field and the similar dispersion of soil water sto...

从沟播和垄作麦田土壤贮水量差值的分析可以看出，沟播麦田土壤贮水量要明显高于垄作麦田，沟播的同一时期沟垄间的土壤水分差异在0 90cm土层要低于垄作的，而10 0 12 0cm土层就极其相近。

The results showed that functional nanometer ITO powders of 30-50nm size with dispersion performance can be prepared. The condition is that indium salt concentration is 88mmol/L, SnO2/In2O3 =5.3wt%, reaction solution PH value is 8, The precursor are thermally reduced at 450 ℃ under hydrogen gas ,at the sametime adding 6at.% KC1 salt to indium tin salts. Thus, satisfactory and stable dispersion of ITO particles in aqueous solution is obtained only through simple mechanical force.

KCl、反应铟盐浓度88mmol/L，掺杂比SnO_2/In_2O_3≈5.3wt%，维持PH值为8的反应条件下制备前驱体，前驱粉体在450℃，氢气气氛煅烧的条件下可生成功能性的具有很好分散性能的ITO粉末，粒径大小为30—50nm，此制备得到的粉体通过简单的机械分散可直接稳定的分散于水、醇介质，若通过分散剂处理后的分散体系可以稳定存在两个月以上。

This paper mainly analyses dispersion frequency signals time and frequency property of triangle wave modulation. Real 5mm dispersion frequency signal is collected. The theory data and real data are compared and analyzed. It shows 5mm radar forepart is practicable, it also supplies theory base to design back signal processing circuit.

主要完成了三角波调频体制下的差频信号在时域和频域两方面的特性分析，并采集了5mm波段实际的三角波调制差频波形，通过将理论值与实测值的比较分析，表明5mm样机前端部分的可靠性，为后面的信号处理电路设计作准备。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。