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对于匀速直线运动模糊图像，模糊长度和运动方向决定了点扩展函数。For uniform linear motion blurred images, the blurring length and direction determine PSF.

意思是，对于不同的模拟点扩展函数究竟什么的目标才能被判断为真实目标，本值提供了一个限制值。In other words, this value sets a limit on how much a real detection may differ from the assumed PSF.

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采用分步干式开松法解决了芳砜纶的分散问题，应用正交设计法优化芳砜纶摩擦材料的配方。By means of two-step dry mixing-loosening technique, the problem of even dispersing of PSF was solved.

PSF的加入对PBT结晶度影响不大，但对多重熔化行为有明显影响。The crystallinity of PBT is not affected by addition of PSF component but mutiple-melting behavior is by this.

采用溶胀剂对芳砜纶织物进行预处理，可使芳砜纶可染性明显提高。It is found that the dyeability of PSF is improved obviously by treating the PSF with swelling agent before dyeing.

目的报道行后路脊柱融合患者鞘内巴氯芬治疗技术方法和相关并发症。Objective. To report the technical considerations and complications associated with ITB in patients undergoing PSF.

根据TGA计算出的PMALM链段与PSF链段的重复单元数之比，与1H-NMR计算的结果能较好的吻合。The mole ratio of PMALM block to PSF block calculated from TGA has a good agreement with the result calculated from 1H-NMR.

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在天文上，用CCD拍摄的一颗恒星的“角直径”经常被描述为该点扩展函数的半最大值宽度。In astronomy, the "diameter" of a stellar image as it appears on a CCD frame is often described by the FWHM of the PSF of the source.

因此，文中提出的散焦模糊图像复原方法，基于频域倒谱及其相关特性，进行散焦模糊图像的PSF估计。Based on the related characteristics of cepstrum, gave a new method to estimate the parameter of PSF and to restore the defocused images.

研究人员经过实验发现，通过去除哺乳动物细胞中的PSF或sin3-组蛋白去乙酰化酶复合物，他们能够缩短生物钟周期的长度。The researchers found that they could shorten the length of the circadian cycle by removing PSF or SIN3-histone deacetylase complex from mammalian cells.

背景资料概述脑瘫儿童痉挛状态的常规治疗是鞘内巴氯芬治疗。这类患者常常因为严重的脊柱畸形而行后路脊柱融合。Summary of Background Data. A common treatment for spasticity in children with cerebral palsy is ITB. This population also has a high incidence of severe spinal deformities requiring PSF.

再针对湍流点扩展函数的衰减性质，建立了一个具有非线性和空间各向异性的正则化函数，使其在重建点扩展函数时能适当地进行空间梯度平滑。Second, to match the decay nature of turbulence PSFs, an anisotropic and nonlinear regularization function is suggested to adequately regulate the PSF values in the process of rebuilding PSF.

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再根据推导出的不同尺度下小波模极大值、李氏指数、方差三者之间的关系，准确计算出高斯点扩展函数的方差。Thirdly, on the basis of the relation deduced among the local maxima of the modulus of the wavelet at different scales, Lipschitz exponent and variance, the variance of a Gaussian PSF is computed.

为了精确恢复任意方向直线运动产生的模糊图像，结合双线性插值与计算机图形学的知识，直接在其运动方向上设置空间域点扩展函数。This paper provides a method to generate PSF of the fuzzy image blurred by linear motion at arbitrary to restore the image accurately, by using the knowledge of interpolation and computer graphics.