束

A simple model was developed to investigate the generation mechanism of virtual cathode oscillation microwave based on space-charge effect under small signal condition.

采用小信号理论，在考虑到透射、反射束电子不同作用下，分析了虚阴极振荡器产生微波的机制，获得了计算微波主频的方法，讨论了增强束波作用效率的方法，并提出一种新型结构的虚阴极振荡器。

This paper studies the space-charge effect of intense current in electrostatic accelerating tube based on 5 hypothese, including the potential distribution in and out beam, the impact on the axial potential by space charge and the transport of intense current.

对一种工业用大功率电子加速器(450kW)的加速管中的空间电荷效应作了5点假设，建立了物理模型。对模型的束内外径向电位分布、空间电荷对轴上电位的影响，以及空间电荷力对束流传输的影响等进行了理论分析，得到了束内径向电位分布。

According to the post-tensioning method in prestressed concrete members,the calculation method of prestress losses caused by the deformation anchorage device,slip of tendon and joint compression was big in the error and narrow in the scope of application.

针对后张法预应力混凝土构件中由锚具变形、预应力钢束回缩和接缝压缩等引起的预应力损失计算方法适用范围较窄和误差较大的缺点，基于变形协调条件，通过分段近似计算方法，建立了锚具变形、预应力钢束回缩和接缝压缩等引起的预应力损失计算公式，并与实际预应力混凝土T形截面简支梁的计算结果进行了比较。

Results Among the ECG of old ophthalmic patients,right bundle branch block (25.8%)was the most common one,followed by sinus bradycardia(25.1%),supraventricular premature complexes(13.7%),sinus tachycardia (12.1%),ventricular premature compl exes(9.5%),sinus arrhythmia(7.9%) left bundle branch block(7.4%),AV block(5.9%), atrial fibrillation(5.4%).

结果：老年眼科疾病患者心律失常中右束支传导阻滞最多见(25.8%)，其次为窦性心动过缓(25.1％)，室上性早搏(13.7%)，窦性心动过速(12.1％)，室性早搏132例(9.5%)，窦性心律不齐(7.9%)，左束支传导阻滞(7.4%)，房室传导阻滞(5.9%)，房颤(5.4%)。

Results Among the ECG of old ophthalmic patients,right bundle branch block (25.8%)was the most common one,followed by sinus bradycardia(25.1%),supraventricular premature complexes(13.7%),sinus tachycardia (12.1%),ventricular premature compl exes(9.5%),sinus arrhythmia(7.9%) left bundle branch block(7.4%),AV block(5.9%), atrial fibrillation(5.4%).

完结：老年眼科疾病患者心律反常中右束支传导阻滞最多见(25.8%)，其次为窦性心动过缓(25.1％)，室上性早搏(13.7%)，窦性心动过速(12.1％)，室性早搏132例(9.5%)，窦性心律不齐(7.9%)，左束支传导阻滞(7.4%)，房室传导阻滞(5.9%)，房颤(5.4%)。

When scanning, from light transmitter beams shines on the bar code on the basis of the photoelectric detector from bar code on the binvalidation of the reflected light intensity to respond to that, when scanning a white spot sweep to the surface or in two in the space between the black line, the reflection of light intensity, high current output a detector; when the scan-to-black lines, reflected light, detector output UN-effectual, on the basis of narrow-striped width or length of time made in response to changes in light and shade with bar code and converted to a little different current signal, after a post to the bezze codec.

扫描时，从平发射器发不入的平束照在条码上时，平电检测器根据平束从条形码上不直射返来的平不不弱度息不入回答，当扫描平不背扫到白纸背上或处于两条暗线之间的空缺处时，不直射平不不弱，检测器输不入一个不小电流；当扫描至暗线条洋时，不直射平不弱，检测器输不入小电流，并根据暗线宽或广息不入工夫不幼短差别的反响，随着条形码明暗的改变变化为人小差别的电流暗记，经过放不小后运输到泽码器洋去。

In reference to Figure 10.6a,when the beam width is less than the column width ,the effective joint width is the average of the beam width and column width ,but it should not exceed the beam width plus one-half the column depth h on each side of the beam .

在谈到图10.6a ，当光束宽度小于栏宽，有效地联合宽度平均束宽度和栏宽，但它不应超过束宽加一半栏深度h每边的梁。

The thesis mainly studies the potential well effect on the bunch longitudinal distribution, on the basis of correlated wake field, coupling impedance and various instabilities. Then the inductance and resistance parts of coupling impedance of the KEK-ATF damping ring are obtained from the analyses of the measured bunch longitudinal distribution.

本论文在充分阐述与束流集体效应相关的尾场、耦合阻抗和各种不稳定性的基础上，着重研究了势阱效应对束团纵向分布的影响，并由实测的KEK-ATF阻尼环的束团纵向分布得到了其耦合阻抗的电感和电阻部分。

In this thesis, an ISOL apparatus based on HI-13 tandem, its performance and related technologies will be introduced.

本文将围绕放射性核束的产生及与放射性核束产生的相关技术，开展研究。

Our experiments demonstrated that the extraordinary enhancement and beaming effect results from the excitation of surface plasmons,and the period corrugations in the output surface results in the beaming effect.

我们的实验证实，该超强透射和聚束效应都与表面等离子体激元的耦合激发有着密切的联系，出射面具有周期结构是决定聚束效应产生的条件。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。