自聚焦

The check and measure methods of Bragg angle step and precision etc. parameters with high precision autocollimation are investigated.

针对同步辐射光束线中的弧矢聚焦双晶体单色器，研究了高准确度自准直平行光管对Bragg转角的步长分辨、转角准确度等参量检测的方法。

The zero-position is the position of the Z-axis, with which each measuring objective of the autocollimator

位是Z 轴的位置，通过它每一个测量物镜由自准直仪聚焦到各自自定心固定器的最高边缘上。

In order to improve the operation frequency, the self-suck resonator pulse detonation engine was founded, the ignition principle of the new engine use the method of shock focus autooscillation, so, it possess high ignition and operation frequency, many experts have taken experiment and numerical simulation. However, the physical processes in the resonator cavity are very complicate,the reliable theory haven't set up by now, require the further study.

为了提高脉冲爆震发动机的工作频率，自吸气共振型脉冲爆震发动机模型被提出，该新型发动机点火原理采用激波谐振聚焦点火方式，具有很高的点火及工作频率，许多专家对此进行了实验研究和数值模拟，但由于谐振腔内的物理过程非常复杂，到目前为止没有一套可靠的理论，有待于进一步研究。

The mature embryo sac fertility, formation and development of embryo sac of 141 accessions of O. rufipogon Griff. collected from the six sampling sites in Gaozhou, Guangdong Province were studied by using the technology of whole-mount stain-clearing confocal laser scanning microscopy.

利用整体染色激光扫描共聚焦显微镜术，对采自广东省高州市6个地点共141个编号的高州普通野生稻的成熟胚囊育性和胚囊形成发育特点等进行研究。

The influence of uniform magnetic field or PPM field on suppressing BWO(back-wave oscillation) is analyzed on the basis of the 2-D small signal model.

在2维小信号模型的基础上，分析了均匀和周期永久聚焦磁场对抑制返波自激振荡的影响。

Photographs selected from the album China's Most Renowned Photographers Focus on China were exhibited at Wilfrid Laurier University on March 23 and 24, presenting multiple views of China's development and changes in the past six decades.

选自大型画册《百名摄影记者聚焦中国》中的100幅摄影作品于3月23、24日在滑铁卢的威尔弗里德劳里埃大学展出，全方位多视角地再现了中华人民共和国60年来发展变迁的轨迹。

Methods and results: Firstly, the structure features of the data from confocal linescan images and the analysis requirements were described.

方法与结果：文中首先描述了取自共聚焦线扫描图像的实验数据的结构及处理要求。

Methods Autometallography, immuno-electron microscopy and confoeal laser scanning microscopy were used to investigate the colocalization of zinc ion, zinc transporter ZnT3 and glutarnic acid decarboxylate.

方法应用锌金属自显影技术、免疫电镜技术和共聚焦激光扫描显微术，研究游离锌离子、锌转运蛋白（zinc transporter 3，ZnT3）与（glutamic acid decarboxylate，GAD）在小鼠脊髓内的共存情况。

Based on a minimum norm solution, this approach applies SECA to the multiple sub-regions of the solution space obtained, and then FOCUSS is utilized to further focalize the solution.

该方法以最小模解为出发点，对其用聚类算法进行分区和自相干增强，然后进行迭代聚焦。

Time reversal is an unique self-focusing technique for spatial and temporal focusing of sound in unknown environments.

时反法是一种新颖的自适应聚焦技术，它可以使声信号在未知环境下实现时空聚焦。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。