With increasing reaction time, the cross linking reaction proceeded from the surface to core gradually to give a gelatin material with cross-linking degree gradient across the section.
研究发现，随着交联时间的延长，交联反应从明胶材料的表面至内部逐步进行，由此可获得交联度呈梯度变化的明胶材料。
The oxidation kinetics curve was drawn. The surface morphology and cross section micrograph of the Al-Si coating were studied by using SEM.
绘制了氧化动力学曲线，用带能谱分析的扫描电镜观察了涂层的表面氧化形貌和横截面组织形貌。
The surface and cross-section of the pock flaws which appeared on the hot-dip galvanized coating were observed and analyzed by using SEM and energy spectroscopy.
通过扫描电子显微镜对热镀锌钢板镀层表面麻点缺陷的表面和断面形貌进行了观察，并对其进行了能谱分析。
Polyester fibers have a smooth, uniform surface with no striations and are circular in cross section.
聚酯纤维表面均匀光滑，无条纹，横截面呈圆形。
Such infarctions tend to be based on the pleural surface and be roughly wedge-shaped in cross section.
它以胸膜表面为基底，切面大致呈楔形。
The topology of flow patterns on cross section perpendicular to the body surface are studied for flows around a body of revolution at angles of attack.
对于旋成体有攻角绕流，本文研究了垂直于物面的横截面上的流态结构。
AFM, SEM equipped with EDX and optical microscope were employed to observe and analyze the morphologies of the surface, cross-section and wear scar of the coatings.
利用原子力显微镜(afm)、扫描电镜(sem)和光学显微镜观察分析了硫化亚铁喷涂层的表面、截面与磨面形貌。
The pressure dynamic proceedings of three cross-section of the stator surface had been investigated to understand the flow structure in a compressor.
并采取在静子叶片表面埋入微型压力传感器的方法，分析了压气机流场的动态压力特性。
Its main work includes the Yellow river sediment cross-section tests, river bed surface quality sampling and particle size distribution analysis and so on.
其主要工作内容包括黄河河道断面淤积测验，河道表层河床质取样及颗粒级配分析等工作。
The apparent difference in elemental distribution in the bone cross section showed that the enrichment or loss of elements can occur not only in the inner and outer surface, but also in the middle.
而骨剖面线扫描分析显示，骨剖面上的元素分布具有明显的差异，表明骨内外表面与中间部分的元素发生了富集或流失。
It has been found that at the jet flow cross-section near the impingement surface accompanied by the appearance of two counter-rotating vortex pairs there emerge two eccentric peak values.
结果发现在冲击面附近的射流横截面上，伴随着两个反向旋转涡对的出现，形成了主流速度的两个偏心峰值。
By means of frequency selective surface (FSS) instead of metallic surface, a stealthy reflector antenna with small radar cross section (RCS) is constructed.
利用频率选择表面（FSS）代替普通金属面构成选频反射面隐身天线。
The geometric topography of fracture surface was found to be anisotropic, and it will be not adequate to describe the complex fracture surface with only one single cross section.
断面几何特征具有各向异性，单一方向的二维截面分析难以全面描述复杂的断裂表面。
Comparison analysis for antiplane surface motion features between the circular-arc cross-section alluvial valley and the single overburden layer is investigated in details in this paper.
为了更深入地研究了一般圆弧状沉积盆地的出平面地表运动特征，本文与已有的软土单覆盖层解析结果做了对比分析。
The distributions of the scattering cross section for the Gaussian rough surface and fractal surface are compared and the influence of different surface RMS slopes on the shadowing effect is analyzed.
比较了高斯粗糙面和分形粗糙面的散射截面分布情况，分析了粗糙面不同均方根斜率对遮蔽效应的影响。
The results showed that the extrusion speed had effects on the irregularity of cross section, surface morphology, profile degree, sonic orientation and compactness of PAN fiber.
结果表明：喷丝速度对PAN纤维截面的规整性、表面形貌、异形度、声速取向和致密性等均会产生影响。
Experimental result shows that the surface of ductile iron casting has a large amount of magnesium, and, there is a gradient distribution of magnesium from external to internal in the cross section.
实验结果表明，镁在球墨铸铁件表面大量富集，在整个横截面上由外到内呈梯度分布状态。
The powders and cladding coatings were investigated by XRD. The surface and cross-section microstructures were characterized by SEM.
用XRD表征了粉末和涂层的物相，用SEM分析了涂层表面和横截面的显微组织。
Finally, an assembling structure of frequency-polarization selective surface is designed and manufactured to reduce radar cross section of airborne radar antenna.
设计并加工了一种降低机载雷达天线散射载面的频率选择表面极化扭转板结构。
A new methodology of cross wedge rolling of shaft parts with eccentric section was presented, and the roller profile surface of tools was provided.
提出了一种偏心轴类零件楔横轧成形新工艺，给出了楔横轧成形偏心轴类零件轧辊的辊型曲面。
The angular distribution of the bistatic scattering cross-section from fractal sea surface for different fractal dimension and different spatial frequency is analyzed.
分析了不同分维下分形海面双站散射截面的角分布情况。
Pore distribution was investigated by observing surface morphology and cross-section. Accumulating model of steel balls was used to simulate the pore distribution in the coating.
通过观察机械镀锌镀层的表面形貌和断口结构，分析了镀层中的孔隙分布，并用钢球堆积模型模拟了镀层中孔隙的分布情况。
The invention relates to a preparation method for a cross-section transmission electron microscope sample after the self surface thereof is processed by nanocrystallization.
本发明涉及的是一种表面自身纳米化后横截面透射电镜样品的制备方法。
This floor comprises a face board and a base material, the surface of base material is timber cross section, radial section or staggered section of timber cross section and radial section.
该地板包括表板、基材，基材的表面为木材横切面、径切面或者木材径切面和横切面的交错面。
They were supplemented with surface topography and cross section images by atomic force microscopy and high-resolution transmission electron microscopy, respectively.
他们均附有表面的地形和截面图像原子力显微镜和高分辨率的透射电子显微镜，分别。
The cross section of the passage is a regular or irregular plane polygon, and then the specific surface area is large and the mass transfer efficiency is high.
通道横截面为规则或不规则平面多边形，因而比表面积大、传质效率高。
In the cross section of square billet, the shrinkage values in the center of billet surface and billet corner are obviously bigger than that in the off-corner.
在方坯横截面上，铸坯表面中心和角部的收缩量明显大于偏角部。
The smoothness of the new internal surface increases the flow velocity and thereby compensates the reduced cross-section.
新管光滑的表面增加水的流速，故可弥补管断面积减少的缺点。
Scanning electron microscopy was used in characterizing film's break surface and results showed that section without cross-linking modification was smooth, and the modified section was very rough.
通过扫描电镜对胶膜断面进行了表征，未经交联改性的断面很光滑，而经改性后的断面就很粗糙。
The density of mitochondrial, the density of the surface number and average cross section in the experiment group showed great distinction compared with the model group(P<0.01).
用药组的线粒体体密度、面数密度和平均截面积与模型组相比差异有非常显著意义（P< 0 0 1 ）。
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