查询词典 band

People often base on the windows operating system,utilize PC and PLC to control and manage the metal band-sawing machine,and adopt the relevant mechanical structure,which may not only carry out the purpose of auto-processing and enhance the processing precision of the metal band-sawing machine but also adapt to the CIMS system of enterprise and the auto-processing request of modern enterprise.

基于windows操作系统，利用PC机及PLC对金属带锯机入行控制和管理，并采取相应机械结构。即可以实现自动化加工的目的，又提高了金属带锯机的加工精度，适应现代企业自动化加工的要求。

Results: CDI shows a band vascular structure coursing through the band-shaped moderately echogenic structure in the central portion of vitreous chamber, with the apex located near the optic disk and the base...

结果：CDI显示在玻璃体腔内呈条索状回声影内显示血管血流，由视乳头向晶体后延伸，频谱分析为动脉血流。

Base on analyses new ring of the edge of the otolithes, we knew that translucent band is formed from June to Nov, and opaque band is from Dec. to the next May.

根据耳石边缘新的轮纹的出现时间分析了许氏平鲉耳石的生长，每年的6月到11月是透明带形成的时间，每年的12月到第二年的5月为半透明带的形成时间，其中6月份是新轮完成的高峰期。

Other parts, such as the harne, a breast strap, a pole strap, a belly band, a back band and a line may be completely new.

其他地区，如harne，乳房带，一杆带，一肚子乐队，乐队和背部一条线，可能是完全新的。

A design and implementation method of the high speed modulation system, which adopted the new techniques of the FPGA and DAC based communication system,is presented in this paper. The effect of the key techniques of this system, such as the high speed digital signal processing for modulation, high speed based-band signal conversion, wide-band modulation, carrier suppression, high frequency and high precision system clock generation, is analyzed, and the solutions and performance analysis is also given. Finally, a high speed modulation system for space applications is implemented, can be used for high speed data transmission with QPSK, 8PSK, QAM or other kinds of digital modulation.

本论文依据正交调制原理，采用基于FPGA和DAC的设计技术，提出了一种高速、灵活的调制系统的设计方法，重点分析了系统组成的调制编码映射、基带脉冲信号转换、信号滤波、调制、系统时钟产生等关键技术环节的影响，解决了高速调制信号处理、高速数据转换、宽带调制、载波抑制、高频率高精度系统时钟的产生等关键技术问题，完成了一种适用于空间应用的高传输速率、多进制数字调制方式和调制体制灵活的数据传输调制系统的设计与实现，可在硬件设计不变的情况下，实现QPSK、8PSK和16QAM等多种调制方式的高速数据传输，QPSK调制速率达到500Mbps。

5Ns. The peak position of N band emission as well as the distinct emission region slightly moves towards the open end of the cylindrical cavity, and this does not happen to O band emission. Radiation transport efficiency of 6% is obtained for the φ400×1200um cylindrical cavity heated by x-ray source with radiation temperature of 118 eV.

从时间分辨的X光强度轴向空间分布来看，在较长时间（约1～1.5ns）内，O带X光在整个观测缝对应的轴向范围之内均有较大的辐射强度，在X光强度空间分布的变化过程中，其强度峰值的空间位置基本不变；而对N带X光，则只在较短时间（约0.5ns）内，在整个观测缝对应的轴向范围之内可观测到X光辐射，但只在靠近输运源约300μm的范围内有较强发射，在柱腔末端600～700μm范围之内的辐射则很弱，N带X光辐射轴向空间分布曲线的峰值位置在朝柱腔末端的方向移动，移动量大约为130～250μm。

The study of impact of dirt band on top coal drawing mining;2. The paper has studied the caving characteristics and technology on the fully-mechanized caving mining working face in structural complex thick seam containing dirt band are studied.

通过对综放工作面含夹矸结构复杂段顶煤放出特征和放煤工艺的研究，提出选择两刀一放单轮间隔放煤方式，有利于提高煤炭回收率，降低原煤含矸率。

Even with a lineup that included fan favorites like Pam Tillis, The John Cowan Band, and The Nitty Gritty Dirt Band, it is the opportunity to see the legendary Doc Watson in action that has always been one of Merlefest's biggest attractions.

尽管有乐迷们最喜欢的艺人像帕姆·提里斯、约翰·考文乐队和尼提·格里提·德尔特乐队作为嘉宾，莫尔音乐节最吸引人的地方仍然是看到传奇人物道格·沃森重返舞台。

By analogue simulating test, the paper discusses fully-mechanized sub-level with dirt band, the top-coal caving and drawing property , the caving procedure and drawing law, and the dirt band critical thickness related to complex structure thickness seam of 2429S.

主要以实验室相似模拟实验为主，对含夹矸复杂结构厚煤层中的2429S综放工作面含夹矸顶煤的冒放性、放煤工艺及放出规律、夹矸层极限厚度的确定等问题进行了论述，并指出了含夹矸顶煤的活动规律和放顶煤开采的技术措施。

Based on the analysis and investigations of dual-band microstrip annular ring slot antenna, a novel miniaturized dual-band annular ring slot antenna for WLAN applications is presented. It utilizes two rectangle notches to overcome the problem of resonant effects caused by the distance between inner and outer ring slots.

基于对微带双圆环缝隙天线的研究与分析，通过连接型矩形槽设计克服了内、外环距对谐振效果的影响，提出了一种应用于无线局域网通信的小型双频圆环缝隙天线，并且可以实现圆极化。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。