神经内的

The proximal and distal nerve stumps were sutured l cm apart, in an end-to-side fashion like ＂π＂, to the epneurium windows, opened by removing the epineural sheath on the intact tibial nerve trunk with 1 mm long.

方法将大鼠右侧腓总神经在胭窝处剪除约5mm后，将断裂的腓总神经近端和远端分别就近与同侧胫神经上的外膜窗施行端侧吻合，吻合口间距约10mm；动物存活24个月后，将手术侧近端吻合口以上胫神经剪断，再将辣根过氧化物酶注入远段腓总神经干内，72h后取材并经四甲基联苯胺显色显示脊髓L3-6节段神经元和L4、L5脊神经节细胞，同时取腓总神经远段行电镜观察神经纤维再生状态。

The notable proliferation was not observed by eyes in the local of injection. The infiltration of inflammation cells and mild proliferation of fibrocyte around dura mater was observed by HE stained in 4 and 8 weeks after injection. Infiltration and exudation of inflammation cells was observed by HE stained in epidural nerve root. Compared with group A, no changes of group B, C and D were observed under specific stained. Proliferation of type Ⅱ collagen fibers around dura mater was seen under immunohistochemical stained in 4 and 8 weeks after injection. There is no significant demyelination changes under LFB stained. The thickness and shape of the myelin sheath in epidural nerve root was not regular under transmission electronic microscopy in 4 and 8 weeks after injection. Fibroblast was also seen there. In nerve endometrium, macrophage could be seen under TEM, myelinated nerve fiber changed significantly, but nonmyelinated nerve fiber changed mildly. When 8 weeks, the changes of group D is smaller than the group B and C.

给药局部肉眼观察未见明显的纤维组织增生；HE染色可见B、C、D三组给药后四周及八周时硬膜内外均有炎细胞浸润，纤维细胞轻度增生，硬膜外神经根内有炎细胞浸润及炎性渗出；特殊染色B、C、D三组同A组相比未见有脊髓及神经根的改变；免疫组化染色，给药后四周及八周时，硬膜内外均有Ⅱ型胶原纤维增生；固兰染色B、C、D三组未见有明显脱髓鞘改变，与A组相比无明显异常改变；电镜观察B、C、D三组在给药后的四周及八周时，表现为硬膜外神经根内髓鞘厚薄不一，形状不规则，可见成纤维细胞，神经内膜中可见有巨噬细胞；粗大的有髓神经纤维变化明显，无髓神经纤维受累较轻；八周时电镜下D组改变较B、C两组为轻。

For the data set with noises, a regularization intropolation method is proposed according to regularization theory. The relation between the regularization intropolation method and radial basis function method is analysed and structure of regularization neural networks is proposed. RBF neural network is introduced by mortifying the regularization neural networks. Finally the approximation capacity of RBF neural networks is analysed. 4. A method of selecting the centers of hidden layer neurons of RBF neural networks is proposed.

首先从精确内插问题开始对RBF神经网络进行讨论，然后根据正则化理论提出了在数据集带有噪声的情况下的内插方法，并分析了这种内插方法和径向基函数方法之间的密切联系以及其对应的正则化神经网络结构，其次对正则化神经网络进行了修改，得到正则化神经网络的简化形式—RBF神经网络，最后分析了RBF神经网络的逼近性能。

The neurohypophysis shown here resembles neural tissue, with glial cells, nerve fibers, nerve endings, and intra-axonal neurosecretory granules.

神经垂体类似神经组织，有神经胶质细胞、神经纤维、神经末梢及轴突内的神经内分泌颗粒。

The results indicate that the longitudinal nerve fibers in cerebral ganglia and a few of small cells in the surface layer of cerebral ganglia present NOS positive reaction. Abundant NOS positive small cells are in the surface layer of pedal ganglia, and abundant transverse positive nerve fibers in the center of pedal ganglia. A large number of transverse positive nerve fibers are in the center of visceral ganglia; abundant positive small cells and nerve fibers are in two anterior lobes; a few of positive small cells and many encircled positive nerve fibers are in the posterior lobe; a large number of radiate positive nerve fibers are in the lateral lobes.

组织化学显示，存在NOS的部位如下：脑神经节内纵行的神经纤维和表层的少量小细胞；足神经节表层的大量小细胞，中央大量水平分布的神经纤维；脏神经节中部大量水平分布的神经纤维，前叶内大量小细胞和神经纤维，后叶内少量小细胞和许多环行神经纤维，侧叶内大量似放射状分布的神经纤维；脑足和脑脏神经索内的神经纤维。

The epineurial vessels run along the nerves length and gave off branches, distributing along nerve bundle, to enter into endoneurium. The endoneurium contained only capillaries. Arteriolovenular anastomoses were few in trigeminal nerve root. The distribution of microvessels in trigeminal nerve root was uneven. The number of microvessels in the medial portion was less than that of the distant.

神经外膜血管沿神经根径向走行，沿途再发侧支斜行或横行入神经束之间，顺神经根束分布，并发侧支进入神经内膜；半月结内微血管围绕神经节细胞分布；三叉神经根内的微血管配布不均，其近侧端微血管数量较少，远侧端微血管数量较多。

We observed the changes of the proprioceptors in the partly injuried ACL and the xenogeneic graft/artificial graft being used to reconstructing the injuried ACL with gold chlorid staining method and laser copolymerization electron micrography method to observe the morphological changes of the neuromechanism in the ligament tissue,with RT-PCR method to evaluate the proportion and the regeneration of the nerve component and with HRP retrograde tracking technology and electrophysiologic study to judge the functional changes of the neuromechanism in the ligament tissue,respectively.

本研究分别制作兔ACL部分损伤动物模型、异种肌腱移植物重建损伤ACL动物模型和LARS人工韧带重建损伤ACL动物模型，分别于术后不同时间点对损伤ACL/移植物进行氯化金染色光学显微镜检查和PGP9.5免疫荧光染色后激光共聚焦电子显微镜检查观察韧带内神经结构形态学变化，用RT-PCR法检测韧带中GAP-43和PGP 9.5的mRNA表达情况以评价损伤ACL/移植物内神经成分比例及神经再生情况，通过HRP逆行追踪技术和电生理检查(包括体感诱发电位和腘绳肌肌电图)评价损伤ACL/移植物内神经结构的功能情况。

Positive nerve fibers are in pedal nerve cords and visceral nerve cords. There are no neuronal nitric oxide synthase or inducible nitric oxide synthase positive cells or fibers in the nervous system. A few of endothelial nitric oxide synthase strongly positive nerve cells are identified in pedal ganglia and visceral ganglia. Weakly positive cells and nerve fibers of eNOS can be seen in all of the ganglia and nerve cords.

免疫组化定位表明，神经型一氧化氮合酶和诱导型一氧化氮合酶在整个神经系统内均呈阴性；足神经节和脏神经节内有少量神经细胞呈内皮型一氧化氮合酶强阳性；各神经节和神经索内的部分小细胞和神经纤维呈eNOS弱阳性。

No difference was seen between sexes. The projection of medial, lateral artery, nerves and the plantar artery arch, nervous arch were determined. It provides morphological information for clinical doctors to determine the neurovascular position and to anaesthetic the nerves of plantar for local operation.

同时确定了足底内、外侧动脉，足底内、外侧神经，足底动脉弓、神经弓的体表投影，从而为临床医生确定神经血管的位置和局部手术时足底神经的麻醉提供形态学资料。

Results: Scans of 3D-FIESTA sequence combined with post-procession could precisely show labyrinth, nerves and vessels in inner ear and internal auditory canal, as well as the relationship between nerves and vessels around. As to the ability to evaluate nerves in IAC, MPR and VE was superior to MIP; As to the ability to display semicircularesin and cochlea, MIP was the same as double oblique MPR; It was important for VE and oblique sagittal MPR to display the position of foramina nervosa of IAC.

结果：3D-FIESTA序列扫描结合MPR、MIP和VE重组对内耳迷路及内听道内神经及血管显示清晰，能够清晰显示两者之间的关系，MPR和VE重组对神经的显示优于MIP重组，MIP对半规管显示与双斜面MPR并无明显差别，VE和斜矢状面对于内听道内各神经孔的位置关系具有重要意义。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐