It is introduced briefly the modification way and result of lignosulphonate(LS) as coal-water slurry(CWS) additive and determination of the adsorption film thicknesses of the LS and modified lignosulphonate(MLS) on the smooth surface of coal and microscopic slide by the method of elliptical polarization.
简要介绍了木质素磺酸钠(简称木钠,LS)用作水煤浆添加剂的改性方法及结果,并采用椭圆偏振法测定了木钠及改性木钠(MLS)在光滑的煤表面和载波片表面的吸附膜厚度,定量地对比了添加剂在固体表面吸附的空间位阻作用的大小。
By discussing the problem of superposition of two linear polarized beams which are of the same frequency,of random vibrating directions and of the constant phase difference,the general expression of the coherent conditions and elliptical polarization is obtained.
通过对同频率、任意振动方向、相位差恒定的两列线偏振光波叠加问题的讨论，得到相干条件、椭圆偏振的一般表
In wire-cutting manufacturing of the top and bottom different curve,accomplishing cutting way of ellipse bias changing curved surface which between two plane curve into developable surface in order to calculate NC program of four axis ganging.
在上下异型工件的线切割加工中,宜采用椭圆偏置切割法,即将上、下两平面曲线间的曲面变成可展直纹面,进而计算四轴联动的数控程序,可保障加工的效率与效益。
In view of the application of calculation formulae on clamping force of circular eccentric,this paper presents classification by self locking degree and corresponding calculation of clamping force.
针对圆偏心夹紧机构夹紧力计算公式的应用问题 ,提出了按圆偏心自锁程度不同的分类方式及其相应的夹紧力计算方法 ;分析比较了A、B两类偏心的夹紧特性 ,得出了前者优于后者的正确结论 ;讨论了标准偏心轮的偏心距及其公差取值的合理性问题 ,并提出了相应的修改建议 ,为正确设计和应用该机构提供了可靠的理论依
By applying the circular eccentric clamping bodies clamping force formula,This paper brings forward the dif- ferent levels of classification of the self-locking round eccentric,and clamping force calculations.
通过应用圆偏心夹紧机构夹紧力计算公式,提出按圆偏心自锁程度不同的分类方式及其相应的夹紧力计算方法,突出了圆偏心轮在该夹紧机构中的重要性;进一步讨论圆偏心轮的偏心距的确定,并提出了其设计程序,为正确设计和应用该机构提供了可靠的理论依据。
Analysis of the force in circularly-eccentric sheave clamping system;
圆偏心轮夹紧机构的力分析
Withe the perturbation method,the analytical expressions ofthe fundamental mode field and the propagation constant are given,Two resultsare brought about:(1)the fundamental modes in a single-mode helical fiber areright-rotated and left-rotated circularly polarised modes.
结果表明：（１）单模螺旋光纤的基模是右旋和左旋圆偏振模；（２）螺旋光纤基模间的传播常数之差为２τ。
Two important results are obtained: (1) The guided modes in abelical fiber are right-rotated or left-rotated circularly polarised modes.
从波动方程出发，直接在本地坐标系（Ｓｅｒｒｅｔ－Ｆｒｅｎｅｔ框架）中研究了任何各向同性折射率分布的圆形芯弱导螺旋光纤导模的特性，得到两个重要的结论：（１）螺旋光纤的导模只能是右旋或左旋圆偏振模；（２）螺旋光纤不能传输ＴＥ模和ＴＭ模。
The paper analyzes the change of the exit light from a circular polarizing filter used inversely according to the interference theory of polarized light, measures the spectral transmittance curves with the combining of circular polarizing filter and linar polarizing filter, and summarizes the photographic performance of the circular polarizing filter used inversely.
根据偏振光干涉的原理 ,分析了摄影中反向使用圆偏振滤光镜时出射光随入射光及圆偏振镜旋转方位的变化情况。
Because of the development of computer and numerical analysis,ellipsometry was improved rapidly,its application field was spread,and became more practical.
椭圆偏振测量技术是研究表面和薄膜的一种光学技术。
Preliminary results on the real time monitoring of critical growth parameters by using ellipsometry and infrared pyrometry techniques were described.
报道了用椭圆偏振技术和红外辐射测温技术对ＨｇＣｄＴｅ生长关键参数实时监测的结果，建立了ＨｇＣｄＴｅ材料在生长温度下的标准光学常数数据库，在研究中对生长过程中材料的发射率以及红外辐射强度进行了理论分析，为生长温度的实时精确控制提供了理论依据，并在实验上获得了小于±１℃的生长温度控制精度。
The inhibitive mechanisms were analyzed by polarization curves and ellipsometry method.
在海水体系中,用失重法测定了不同浓度水溶性壳聚糖及其降解产物对低碳钢的缓蚀效率,并用电化学方法和椭圆偏振法分析其缓蚀机理。