高分辨

Many numerical results are provided to demonstrate the high resolution of the proposed methods. Compared with the conventional MUSIC method, the proposed methods are insensitive to angular signal distribution.

仿真实验结果表明，这些分布式目标波达方向估计方法都具有较高的分辨能力，与基于点目标假设的常规MUSIC方法相比，本文提出的分布式目标DOA估计方法对信号源的分布特性不敏感。

In the normal group, electron microscopy showed normal chondrocytes were oval, and cells and cell membrane were intact. In cytoplasm, there were abundant rough endoplasmic reticulum, dictyosome, and mitochondria with intact nucleus, and even chromatin. In the model group, chondrocytes exhibited obvious pyknosis and their shape was irregular. The areolae around cells disappeared; cell organs in cytoplasm coagulated to flaps which showed electron dense and was uneasy to observe; the shape of nucleus showed irregularity, and caryotin gathered densely.

电镜下正常对照组软骨细胞呈椭圆形，细胞及胞膜完整，包质内可见丰富的粗面内质网、高尔基体、线粒体，细胞核完整，染色质分布均匀；模型对照组软骨细胞明显固缩且外形不规则，细胞周晕消失，胞浆内细胞器凝成高电子密度的片状物不易分辨，细胞核不规则，染色质浓聚，散裂于核中。

The high-density optical data storage technologies based on short-wavelength laser source and solid immersion lens are studied with the aim to develop the key technologies of the two optical data storages system.

本课题主要围绕高密度光存储技术中的短波长光存储技术和固体浸没透镜超分辨存储技术展开研究，其目的在于掌握这两种高密度光存储系统中的关键技术。

Due to its capability of quick measurement and high spatial and spectral resolutions,this technique is expected to have wide applications in biomedicine field.

与逐点扫描方法相比，该技术的扫描效率随激发点数线性提高，具有快速测量、高空间和高光谱分辨的特点，可用于生物医学领域。

The beam pulsing subsystem generates three beam pulsing signals to chop and buncher the beam,and one "start" signal for lifetime measurement.The time measurement subsystem measures the time interval of the "start" and the "stop" signal from PMT.

其二为高精度时间测量电子学系统，该系统必须对脉冲调制电子学系统给出的时间起始信号和探测器给出的时间停止信号进行高精度的时间间隔测量，以达到谱仪装置好于200ps的时间分辨。

The design on the receiver of Strong Current Source TEM and the data collection system. In order to increasing the depth of exploration and enhancing the measure precision, it need to decrease the minimal discriminable voltage, besides increasing the current intensity. 3. the program of interpretation software and precision of interpretation.

强场源瞬变大地电磁系统的接收机及数据采集系统设计问题在加大工作电流的同时，尽量降低系统的最小可分辨信号电平，这就意味着探测深度与精度的相对增大与提高，这对数据采集系统提出了更高的要求，要求数据采集系统动态测量范围大，最小可测电压的能力与信噪比高。

We establish measurement twice on micro shift for testing superprism effect. And the "thin film gratings" measurement, which we adopt finally, has critically tunable monochroic system, collimated system and exact system for spot detection, realizing detect the micrometer-level shift of reflective and transmissive spots with high sensitivity and precision, and is useful for studies on dispersive device with high resolution.

为了更好地对超棱镜效应进行测试，本文先后两次搭建了微位移测试平台，尤其是最后采用的&光学薄膜光栅&超色散测试系统，采用精密可调的单色系统、小光束准直系统以及精密光斑位置检测系统，实现高灵敏度、高精度的反射光斑及透射光斑的位置检测，为超分辨色散器件的研究奠定了基础。

It illustrates that the vertical resolution of absorption band wing can be increasedby computing spectral channel weighting function when the wing of the spectral channelnarrow down.

利用高光谱分辨率数据，光谱通道宽度变窄，计算权重函数，揭示出高光谱可以提高吸收带翼区的垂直分辨能力，同时可作为研制我们高光谱红外大气探测器选择波段的依据。2。

Coupled a ultrashort laser pulses into the fiber probe to serve as near-field optical excitation and acquired their response optical pulse, images of each moment that happened in a few picoseconds or nanoseconds could be obtained only once. The time broaden properties for a 50 ps pulse through a fiber probe were measured by streak camera.

在高时间分辨NSOM研究方面，本文先后建立了以皮秒红外条纹相机和光电倍增管为测量手段的皮秒、纳秒时间分辨NSOM装置，通过采集样品响应光脉冲的时间特性，单次扫描就可完成皮秒、纳秒变化过程中的近场光学图像。

The Laue detector is a new type of fluorescence XAFS detector, which has advantages of good energy resolution, high counting rate and big acceptance area.

劳埃型荧光X射线吸收精细结构探测器是一种新型的探测器，它具有能量分辨好、计数率高和接收面积较大等优点，对于高光通量场合的痕量元素XAFS实验具有很高的灵敏度，有很好的应用前景。

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。