陡度
- steepness;gradient
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[gradient] 一量在每单位距离的数值变化
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高陡度精密光学非球面CAM系统
CAM system of high gradient precise optical aspheric surface
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基于Bayesian原理的低陡度光学镜面面形误差离子束修正驻留时间算法
Bayesian Principle Based Dwell Time Algorithm for Ion Beam Figuring of Low Gradient Mirrors
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这种方法具有适应于大陡度异常的优点,计算精度很高,比用B样条函数获得的结果还高一个级次。
This method is very applicable to the case of steep anomaly , and its accuracy is one grade higher than that of B spline function method .
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并把改进算法后的BP神经网络在盐酸浓度的软测量中做了仿真实验,实验结果表明:陡度因子的引入不但可以提高模型的精度而且也使网络的泛化能力得到了增强。
Experimental results show this method not only can raise precision of the model , but also can enhance the ability of generalization .
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用浸没的湿法刻蚀方法,以熔石英为基板刻蚀材料,用优化配方的HF刻蚀液进行刻蚀,研究了HF刻蚀一维光栅台阶的斜坡陡度。
By immersing wet_etch method , slope angle of one_dimension step gratings is studied with fused silica and optimized etching liquor HF .
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再次,重点提出了用Cauchy函数作为目标函数,同时在转移函数中引入陡度因子,对转移函数的导数进行提升,并在修正权值时各层采用不同尺度的联合优化算法。
The author proposes a joint-optimized algorithm based on Cauchy error estimator , shape factor is adopted in Sigmoid function .
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自吸率κv随暗波数s下降的陡度还随高能电子的能谱指数δ的增加和其低能截止能量E0的下降而迅速增加;
This decrease becomes more quickly as increasing energy spectral index 5 and decreasing low-energy cutoff E0 of energetic electrons ;
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图像中含有随机噪音和阶跃型陡边界时,应用EPS能得到很好的效果,边缘的三要素&陡度、坐标位置和跳跃幅度能够完全保持;
People can expect good results for image with sharp step edge and random noise , and the steepness , coordinate position , step amplitude of an edge can be preserved completely after EPS processing .
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发现AVS中AlOx-Al与Nb电极之间的界面陡度和I-V特性取决于AlOx-Al厚度,Nb|A|Ox-Al|Nb结的最小最佳沉积Al层厚度为7nm。
It was discovered that the interface sharpness between the AlOx-Al and Nb in AVS and I-V Characteristic depends on the AlOx-Al thickness and the minimal optimum thickness of deposition Al layer is 7 nm .
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该滤波器为10阶微带谐振器级联(CQ)滤波器,引入两个交叉偶合构成一对传输零点形成准椭圆函数传输特性来增加带外陡度。
This cascaded quadruplet ( CQ ) filter consists of 10 resonators and two cross coupling structures that produce two transmission zeros near the band edges .
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本文详细地分析了薄膜SOI器件一系列有益的特性,如:较大的亚阈值陡度,扭曲(kink)效应的消除以及短沟道效应的削弱等。
A number of useful properties of thin-film SOI devices , such as Sharp subthreshold slopes , absence of kink effect and reduction of the short-channel effect etc. are analyzed in detail in this paper .
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本文提出了采用计算机控制光学表面成型(CCOS)技术用于高陡度精密光学非球面成型的一种方法,并阐述了CCOS的工艺流程,设计了相应的CAM系统。
This paper presents a method of producing high gradient precise optical aspheric surface by CCOS technology . We have designed an auto surfacing CAM system with 5 degrees of freedom .
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在77K时,它具有很高的品质因子,约为30000.测试结果表明,该滤波器具有很好的选择性,带边陡度为17dB/MHz,带外抑制优于-90dB。
The resonator exhibited a very high Q value about 30000 at 77 K. The filter showed an excellent selectivity . At the band edge of the filter , the slope was about 17 dB / MHz .
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添加元素对热敏磁性合金Bm-T曲线陡度影响的分类
The Classification of the Effects of the Addition Elements on the Slope of the Bm-T Curve of Thermal Sensitive Magnetic Material
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该装置通过电容储能并对脉冲变压器放电,经过陡化获得上升陡度5.5kV/ns的触发脉冲。
The rise rate of the trigger pulses can reach 5.5kV/ns via the energy in the capacitors discharging to the pulse transformer and then the pulse is sharpening .
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利用穿过海洋锋区断面的实测CTD数据,确定了锋面的宽度、所在的位置以及陡度等特征参数,建立了海洋锋区声速计算理论模式。
In this paper , the observed CTD data along a section through the oceanic front area are used to determine the front characteristic parameters such as width , location and steepness of oceanic front , and a theoretical sound speed computation model in oceanic front area is established .
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脉冲陡度对局部放电测量的影响与分度电容C0有关,当C0>500pF时,陡度对测量结果的影响不容忽视。
The effect of calibration-pulse slope on the measurement of partial discharge is discussed in this paper . It is pointed out that the effect is related to the capacity C 0 . If C 0 > 500pF , the effect can not be ignored .
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尾尾相连但没有重叠。重叠式扫描场交变陡度加速器
Place end to end without overlapping . superposed type SFAG accelerator
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离子束刻蚀入射角对图形侧壁陡度影响的研究
Influence of Ion-beam Etching Incidence Angle on Slope of Pattern Sidewall
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雷电流陡度与幅值的相关性初探
Correlation Discussion between Lightning Current Gradient and It 's Amplitude
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高陡度保形光学镜面多段拼接测量方法
Profile Matching Method for the Measurement of Steep Conformal Optics
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高陡度场畸变开关触发系统的研制
Development of Trigger System with High Rising Rate for Field Distortion Switch
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湿法刻蚀熔石英斜坡陡度的研究
Study on the Etching Slope Angle of Fused Silica with Wet-etching Method
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高陡度光学非球面高效制造的探讨
Discussion on the Manufacturing Technology of High-Gradient Optical Aspheric Surface with High Efficiency
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高陡度非球面光学元件加工技术研究
Study of the fabrication of deep aspheric optic surface
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在陡度变化大的地区,可每米量度一次。
For uneven slopes , measure at1 m intervals .
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磁环抑制真空重燃过电压的陡度
Steepness Suppression of Vacuum Restriking Overvoltage by Magnetic Ring
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因此在效果上是加大了脉冲谱翼部的陡度。
Then the effect is to steepen the flanks of the pulse spectrum .
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磁带直接测量雷电流最大陡度的方法与机制
The Method and Mechanism of Measuring Directly the Lightning Supreme Steepness Using Tape
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数字带通滤波器陡度呈非对称性。
The gradient of digital bandpass filter is asymmetric .