上腔

First, based upon the fields in the single cavities, open and short modes are constructed, whose coupling holes on disks are shorted magnetically and electrically respectively. Second, the whole field in the chain is expanded with the short and open modes. With the Galerkin method and the second vector Green theorem, it is possible to describe the physics problem by a simple general eigenvalue matrix equation. Here, the dispersion curves in periodical structures are available.

它首先利用有限元等方法计算各加速单腔中的电磁场，根据一定规则构造成所需的开模和闭模，然后把整个长腔链加速结构中的场用这些开模和闭模展开，再利用伽略金方法和第二矢量格林定理进行数学变换，考虑各模式在加速腔壁和腔间耦合孔处的边界条件后，就能把加速结构中电磁场用数学上的广义本征值矩阵问题描述，从而能够得到所求的色散曲线和电磁场形态。

Sex of arteriosclerosis of result lower limbs is out-of-the-way 2 dimension behave disease on supersonic image for pathological changes blood-vessel inside in film is shown irregular add thick, local show strong echo spot, and to hemal antrum inside protuberant, hemal antrum internal diameter shows irregular stricture, pathological changes paragraph solid sex is low it is thus clear that inside hemal antrum echo smooth group fills up; color much general straps blood stream to show resemble showing to; of blood stream signal is not had inside hemal antrum multilayer helix CTA shows pathological change paragraph hemal area does not have comparative agent, show what side raises artery to take travel and initiative place at the same time.

结果下肢动脉硬化性闭塞症二维超声图像上表现为病变血管内中膜呈不规则增厚，局部呈强回声斑，并向血管腔内突起，血管腔内径呈不规则狭窄，病变段血管腔内可见实性低回声光团充填；彩色多普勒血流显像显示血管腔内无血流信号；多层螺旋CTA显示病变段血管区域无对比剂，同时显示侧支动脉的走行及起始部位。

There was a low level of basigin mRNA expression in the luminal epithelium on days 1 to 8 of pseudopregnancy and glandular epithelium on days 2 to 6 of pseudopregnancy.

Basigin mRNA在假孕大鼠子宫第1-8天腔上皮及第2-6天腺上皮持续表达，而basigin蛋白质则在假孕第1-2天的腔上皮及第2-6天腺上皮表达。

Then the cultivated chondrocytes were embedded in fibrin glue fused on spongy bone, covered with priosteal flap; the complex was used to repair the femoral trochlea osteochondral defect which size is 3mm × 4mm × 4mm made in rabbit knee joint.

在A组的每只兔子的一侧膝关节股骨滑车部人为造成3mm×4mm的骨软骨缺损，骨刀切除软骨下骨到髓腔渗血为止(厚约4mm)，压迫后FG止血；取髂骨骨块，并尽可能保留松质骨，取下的骨块用PBS反复清洗，以除去血细胞，将松质骨填充在骨缺损处，松质骨面朝向关节腔，高度与周边软骨下骨齐平，把骨膜片生发层朝向关节腔，用无创伤缝合线缝合在周边的软骨或滑膜组织上；向EP管中加入1/2悬液体积的FG主体胶溶液并混匀，再与主体胶等体积的催化剂溶液一同注射入骨膜与骨块密闭的腔隙中；同理处理另一侧膝关节。B组处理与A组相比只是不加入软骨细胞；C组造成骨软骨缺损，FG覆盖创面后单纯用骨膜修复缺损。

Results The tissue of 3 cases of ACC in the esophagus was mainly composed of square shape gland epithelial cell and variant myoepithelial cell, mesh shape cavity crack and the tubular, the entity shape arrangement, the cavity crack content basophilia and acidophilia the secretion. There was transmigration of superficial epidermis in 1 case of ACC; All 3 cases were positive of CK, H-CK, P63, S-100 (endochylema /nucleus), EMA, and Bcl-2. Case 3 was positive of CerbB-2 and P53. Case 2 was CD117, AAT, SMA, PAS/AB.

结果 3例食管腺样囊性癌的癌组织主要由立方形腺上皮细胞和变异的肌上皮细胞组成，呈筛孔状腔隙、管状、实体状排列，腔隙内含嗜碱性和嗜伊红分泌物；3例食管腺样囊性癌中例1表面上皮有移行；免疫组化：3例CK、H-CK、P63、S-100、EMA、Bcl-2均，例3 CerBb-2，P53，例2 CD117，AAT、SMA，PAS/AB。

As KKД-500 gyratory crusher has large nip angle,linear steep crushing chamber profile,different throughputs of cross sections along the chamber height,it has poor crushing performance and short liner service life.Based on the structural analysis of the original crushing chamber,in the design principle of variable nip angle,the curve equations for moving cone lining and the fixed cone lining were setup by multi-stage fitted curves.

针对KKД-500旋回破碎机大啮角、直线陡锥破碎腔型，沿破碎腔高度各个截面的通过能力不尽相同，其破碎性能差，衬板使用寿命短的情况，在分析原旋回破碎腔型结构的基础上，按照变啮角设计原则，采用多段二次拟合曲线分别建立动锥衬板和定锥衬板曲线方程，利用计算机绘制衬板曲线，确定衬板结构，并优化破碎腔型。

Results Both the area density of stroma and the ratios of stroma to epithelium were the highest in the periurethral zone and the lowest in the supcapsular zone. While the area density of epithelium and glandular lumen in the periurethral zone was significantly lower than those of peripheral zones.The ratios of glandular lumen to epithelium among three zones were not statistically different.

结果 间质面积百分比和间质/上皮比值在尿道周围区、中间区和包膜下区中均依次递减( P ＜0.01)，而上皮和腺腔面积百分比则依次递增( P ＜0.01)；三区间腺腔/上皮比值差异无显著性。

The article first theoretically analyzes the principle that microcavity reduces threshold 、changes resonant modes of output light and enhances unidirection of the random laser.Then study the structure parameters of different microcavity by transfer matrix.Based on the theory of Maxwell equations and the rate equations, analyze the principle that microcavity reduces the threshold by FDTD method: Changing the confined position,reducing relaxation time and increasing reversing particles, also simultaneously study the influences of the threshold and output light modes by different microcavities and random intensity of random medium.

首先从理论上分析了利用微腔降低随机激光器阈值、改变出射光振荡模式、提高出射光准直性的原理，然后利用传输矩阵法模拟研究了不同的微腔应具有的结构参数，最后以麦克斯韦方程和速率方程理论为基础，利用时域有限差分法分析了利用微腔降低阈值的原理：改变局域化位置、缩短弛豫时间及增大粒子数反转，同时也模拟研究了微腔、随机介质的随机强度对阈值及出射光波模式的影响。

The pulsewidth and the effects of the intracavity parameters on pulse duration for a Z-shaped solid-state KLM laser and a compact 3_mirror solid-state KLM laser are theoretical predicted.

从理论上预测了Z字型腔固体KLM激光脉冲和短腔三镜腔固体KLM激光脉冲的脉宽及其腔内各参数对脉宽的影响。

Then some improvements which bestow the cavity with certain characteristics are achieved on the basis of the original laser. There are more adjustment factors, such as the detuning of gratings and the length of the cavity. The resonance cavity can make use of each other better, and the synchronization of the dual-wavelength laser can be improved.

然后我们在原有激光器的基础上做了一些改进，改进后的腔具有的优点有：腔的调整因素有所增加，比如镜的失调，腔的长度；同时可以改变两谐振腔的相互利用情况，以便更有利于双频激光的同步运行。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。