影响印制板表面电阻的因素包括印制板材料、有无涂层(例如防焊漆或保形涂层),以及电路板的清洁。
Factors that affect the surface resistance of the board include the board material, the presence of coatings such as solder masking or conformal coatings, and board cleanliness.
这些条件是保形不变的。
提出了整体叶轮一体化保形设计的方法。
Amethod for conformal design of integrated impellers is proposed.
第二章为带权因子的保形曲线部分,分四节。
The second chapter, the conformal curves having weight factor, is divided four parts.
针对高陡度保形光学镜面的检测问题,提出了一种基于多段拼接的坐标测量方法。
A new coordinate measurement method with profile matching technique was put forward for steep conformal optics.
为了对直埋管道保温层及其土壤邻域的温度场进行较精确的分析,采用保形映射、分离变量和边界离散法对地下直埋管道的温度场进行分析,得到了级数形式的解。
The temperature field around a straight buried pipe was analyzed using conformal mapping, separation of variables and boundary discretization. A series solution was obtained for the temperature field.
将两共面平行荷电微带传输线在横截面内的场区用保形映射变换为矩形内域,从而获得单位纵长传输线的电容和静电能量。
The electrostatic field region on the cross section of two charged parallel strip transmission lines in a plane is transformed into the interior of a rectangle with the conformal mapping.
结果表明,在构造胞状结构过程中,有机添加剂起到了粉末流动载体及对坯件的保形作用。
The results indicate that the chosen additive is the carrier of powder and has a good effect of holding shape in co-extrusion process.
参数曲线的保形性与生成它的基函数的规范化全正性有关。
Shape preservation of parametric curves is associated with normalized total positivity of its basis functions.
本文针对这两个方面,主要研究了曲线曲面快速逐点生成算法和曲面的保形技术,并提出了两个新的方法。
This thesis not only reviews the technology of the Point-to-Point generating surfaces and surfaces preserving, but also presents two new methods.
他从印度空军得到的消息时f-16in在技术评估得分太低,加了保形油箱后转弯速度低,可操控性差。
According to Tellis' sources in the IAF, the F-16IN bid received low marks in the technical evaluation for a slow turn rate and poorer handling performance due to the addition of conformal fuel tanks.
沙爽弹力风格纯毛织物有麻织物的触感,手感活络,织物悬垂性好,弹性足,具有较好的保形性和抗褶皱性。
Crispy-handle elastic pure wool fabric has a touch like linen fabric, spongy handle, good draping property and elasticity as well as good dimensional stability and wrinkle- resistance.
提出的一种基于物理模型的曲线保形性重构方法,较好地解决了三标测量机的测量数据和视觉信息的融合问题。
A method of physical-based shape preserving curve reconstruction is proposed to better realize the data fusion of coordinate measuring machine(CMM) and visual information.
针对凸插值、凸光顺和保形插值等带约束条件的插值和光顺问题,提出一种信赖域方法。
This paper presents a trust region algorithm for solving the constrained interpolation and smoothing problems such as convex interpolation, convex smoothing and shape-preserving interpolation.
并提出对给定的凸而单调的型值点列判断这种保形插值存在性的算法。
An algorithm is presented which determines if there exists such a shape preserving interpolation for convex and increasing data points given.
研究了石蜡(PW)和低密度聚乙烯(LDPE)的含量、粉末装载量和脱脂方法对脱脂保形性的影响。
The influences of the content of PW and LDPE, the powder loading amount as well as the degreasing method on the shape holding in metal injection molding are investigated.
研究了石蜡(PW)和低密度聚乙烯(LDPE)的含量、粉末装载量和脱脂方法对脱脂保形性的影响。
The influences of the content of PW and LDPE, the powder loading amount as well as the degreasing method on the shape holding in metal injection molding are investigated.
该图象去噪方法同传统的中值滤波、高斯滤波相比,具有保形、保对比度的特点。
To compare with traditional medial filter and Gaussian filter, the image denoising method based on set operator has the characteristics of shape preserving and contrast invariant.
结果表明:大豆分离蛋白(0.8%)和酪蛋白(0.2%)都可以提高原料肉的保形性。
The result showed that optimal parameters achieving the desirable binding property of the minced mutton were isolated soy protein(0.8%), modified casein(0.2%).
第四章提出了解决干扰目标问题的一种新思路——抗干扰目标STAP算法,这种算法可以归入主波束保形技术中。
A new solution to interference target, anti-interference-target STAP algorithm is proposed in chapter 4, which falls under the synthesis technique of sum pattern.
经过多年的追求完美的工具,保多夫手工切割和手形,每个专家精密的化妆刷,让每一个女人“成了她自己的化妆师。”
After years of pursuing the perfect tools, Paula Dorf has hand-cut and hand-shaped each makeup brush for expert precision to allow every woman to "Become her own makeup artist."
通过保形自适应重采样,可将三维网格模型转化为规则排列的二维几何图像,从而可借鉴成熟的图像压缩技术对其进行压缩。
The 3d mesh model is transformed into geometric image by adaptive shape-preserving resampling, and compressed using the image processing technique.
通过保形自适应重采样,可将三维网格模型转化为规则排列的二维几何图像,从而可借鉴成熟的图像压缩技术对其进行压缩。
The 3d mesh model is transformed into geometric image by adaptive shape-preserving resampling, and compressed using the image processing technique.
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