defocusing
英
美
n. 散焦
v. 散焦（defocus的现在分词）
双语例句
- Depth from defocus based on uneven defocusing model
利用不均匀散焦模型获取景物深度信息 - By analyzing the defocusing reasons, a scheme of auto-focusing system was proposed and a simple, reliable focusing gear was designed.
通过对该原因的分析、研究，确定了自动调焦系统方案，设计了一套原理简单、结构可靠的调焦机构。 - A new method for synthesizing on-axis flat-topped beams by using a defocusing telescope system is proposed, where the flat-topped multi-Gaussian beam is chosen as the ideal beam.
提出了用平顶多高斯光束作为理想光束和使用离焦望远镜系统合成轴上平顶光束的一种新方法。 - To compensate the defocusing of a dual-band aerial camera in a complicated environment, a focusing mechanism is designed.
为了补偿双波段航空相机在复杂环境下产生的离焦，设计了一套调焦机构。 - In the process of obtaining3D images by Computational Optical Sectioning Microscopy method ( COSM), every slice image is disturbed by other defocusing messages and the3D images are blurred.
在计算光学切片显微技术成像中，每幅切片图像都要受到其他离焦层信息的干扰，引起图像模糊。 - Relationships between output power of laser diode and optical feedback coefficient, optical feedback coefficient and defocusing amount are numerically investigated.
数值研究了非相干光反馈时半导体激光器输出功率随反馈系数的变化关系以及待测物体离焦量与反馈系数的关系。 - Effect of retinal defocusing on P_ ( 100) latency of P-VEP
散光性和远视性视网膜离焦对图形视觉诱发电位P（100）潜伏值的影响 - The effects of welding speed, defocusing distance, laser power, shielding gas, activating flux and activating elements on weld shape in YAG laser welding of SUS304 stainless steel was studied.
以不锈钢SUS304作为试验对象，分别研究了焊接速度、散焦离焦量、激光功率和保护气体等工艺参数以及活性剂和活性元素硫对不锈钢YAG激光焊焊缝成形的影响。 - A linewidth stabilizing method for defocusing laser direct writing is proposed for further improvement of line quality of diffractive optical elements.
为了提高激光直写加工衍射光学元件时的线条质量，提出一种离焦激光直写的线宽稳定方法。 - Analyzed is the dependence of the defocusing quantity on the hologram size and the spatial frequency bandwidth of the object.
分析了全息图尺寸及其记录的空间频带宽度与离焦量的关系； - Influence of Defocusing Distance on the Laser-Induced Cu Plasma Spectra in Air
空气中离焦量对激光诱导Cu等离子体光谱的影响 - It is shown that a dynamic equilibrium between optical self-focusing and plasma defocusing will be broken due to the MPA, which can induce instability of femtosecond filamentation.
研究表明：多光子吸收损耗会破坏自聚焦与等离子体散焦之间的动态平衡，进而引起成丝的不稳定性； - Important applications of isotropic nonlinear materials are seen in self-focusing, defocusing phenomena, switching systems, etc.
各向同性非线性材料的重要应用包括自聚焦和散焦现象、开关系统等。 - This approach can not only eliminate defocusing effect of optical system caused by temperature change, but also make the aerial digital camera be smaller and less weighty.
这种方法既能有效减小光学系统在不同温度下像面的热离焦，又有利于航空相机小型化、轻量化设计。 - The design principle of this defocusing fiber lens used as laser beam transforming device and application in an expanded beam coupling system are discussed.
探讨这种发散纤维透镜用作激光束变换元件的设计原理以及在望远镜式扩束型光学耦合系统中的应用。 - The experimental results show that the changes of defocusing distance ( focusing mirror height), scanning speed and laser power will influence the height, width and melt depth of the laser clading layers.
研究表明，离焦量（聚焦镜高度）、扫描速度和激光功率变化将影响激光熔覆层高度和宽度，以及熔化深度。 - The influences of the uncoaxiality between the input beam and the shaper, the variations of the input beam spot size and the defocusing of the receiving surface on the shaping effects under the ideal conditions are calculated and analyzed in analog mode.
在此基础上，模拟计算和分析了输入光束与整形器不共轴、输入光束光斑大小变化、接收面离焦等偏离理想情况下对整形效果的影响。 - It introduce the principles of measuring and photoelectric automatic defocusing, and the methods of decreasing errors.
介绍了测量原理，光电自动定焦问题，减小和消除误差的方法。 - This paper, using the optical information theory, discusses the effect of defocusing of DOF of optical system imaging under the condition of three illuminations ( coherent, non-coherent and partial coherent).
本文运用光学信息论讨论在三种照明（相干、非相干和部分相干）情况下，离焦对光学系统或象自由度的影响。 - Dual waveband signals in high power laser welding were recorded and analyzed, especially, the law between the signals magnitude and the defocusing was discussed.
记录和分析了高功率激光焊接中工作区的紫外和红外信号，着重分析了双波段信号与离焦量变化的对应规律。 - In the experiment, based on the new principle of laser texturing, the laser parameters, such as pulse waveform, pulse energy, pulse duration, defocusing, are primely selected and matching. Consequently, the surface roughness profile and size have been successfully obtained.
在试验中，通过运用激光毛化新机制，对激光脉冲参数（脉冲波形、脉冲能量、脉冲宽度、离焦量等）进行了分析研究和匹配，并获得了该新形貌及尺寸。 - The lens and SIL were integrated on the flying head to overcome the defocusing effect during disk rotation.
该微型飞行头将聚焦透镜和SIL集成于一个承载微飞行头，克服了光盘高速旋转过程中，二者距离改变而导致离焦的影响； - The performances of all algorithms are demonstrated with a series of images with differentdegree of defocusing level.
本文使用一系列不同程度的离焦图片演示了所有算法的性能。 - Furthermore, the dead region of actual detector will influence defocusing curve and shrinks its dynamic range.
此外，实际的探测器所具有的死区也会影响离焦曲线，同时还限制离焦动态范围。 - The conditions of focusing, defocusing and trapping of light beam are given.
给出了光束的聚焦、散焦和陷的条件。 - Quantitative measurement of absorption and defocusing of laser beam by electric arc
电弧对激光吸收与散焦的定量测量 - The Effect of Defocusing on DOF of Optical System Imaging
离焦对光学系统成象自由度的影响 - The effects of laser power and defocusing distance on the morphology and quality of laser cladding layer have been studied using low order mode CO2 laser on 316L stainless steel.
通过在316L不锈钢基材上进行激光熔覆，研究了低阶模CO2激光熔覆功率和离焦量对熔覆层形貌和质量影响。 - The effects of laser power? speed and defocusing parameter on welding depth and width have been studied in the experiment.
研究了激光焊接输出功率、焊接速度、离焦量等工艺参数对焊接深度及焊接宽度的影响。 - The theoretical mechanism of spectrum broadening in self-focusing and defocusing, self-phase modulation, four-wave mixing, and plasma radiation during the process of filament formation is elaborate theoretically.
然后在理论上阐述了在形成等离子体细丝过程中的白聚焦和散焦、自相位调制、四波混频以及等离子体辐射等光谱展宽理论机制，并对形成等离子体细丝的三个物理模型进行了说明。