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- The shortcomings of the two methods are analyzed.And then a Fast Field Program (FFP) is developed and used to calculate and analyze the underwater acoustic field with the source in the air. 接着分析了以上两种方法的缺点,并重点提出了用基于传播矩阵的FFP方法,对空气中声源在水下产生的声场进行了计算和分析,得到了许多有意义的结果。
- A modified fast field program model using new admittance formula at elastic sea bottom 弹性海底边界的声导纳公式及对快速场模型的改进
- Keywords air-to-water sound transmission;Fast Field Program;Wavenumber integration model;Fast Field Program in the moving media;the acoustic model for moving source; 关键词空气声波透射入水;快速场模型;波数积分模型;运动介质中的快速场模型;运动声源声场建模;
- fast field program (FFP) 快速场
- Fast field program 快速场
- Methods Eleven clinic or operation confirmed GMC patients were examined by plain X-ray and MRI. Conventional T 1WI and T 2WI MR imaging were performed and FFE-T 2WI (fast field echo-T 2WI) was also scanned. 方法 经临床及手术证实的臀肌挛缩症 11例 ,均行X线平片及MR检查 ,常规行MRT1WI及T2 WI ,所有患者均加扫轴面及冠状面快速梯度回波 (FFE)T2 WI ;
- The fast development of modern VLSI technology has provided the base of hardware for the video image processing technology, in which it is specially good that Field Programmable Gate Array are used in embedded video image processing operations. 现代大规模集成电路VLSI技术的迅猛发展为视频图像处理技术提供了硬件基础。 其中,现场可编程门阵列FPGA用于嵌入式视频图像处理有其独特优势。
- What have we learned from intensive atmospheric sampling field programmes of CO? 取样场项目强烈大气里学会什么?
- Programmable logic, in particular field programmable gate array (FPGA) is such a solution. 可编程逻辑,特别是现场可编程门阵列(FPGA)便是这样的解决方案。
- This paper introduces a method to implement UARTbased on Field Programmable Gate Array(FPGA). 文章介绍了一种在现场可编程门阵列(FPGA)上实现UART的方法。
- The implement of displaying methods of facility types and status parameters with field programming records and real time itinerant detective data is described in the paper. 本文叙述了利用现场编程记录和实时巡检数据,实现设备类型及各状态参数的显示方法。
- A digital hardware control scheme of shunt active power filter(SAPF)based on field programmable gate arrays (FPGA)is introduced. 提出一种基于现场可编程门阵列(FPGA)的并联型有源电力滤波器(SAPF)的控制器方案。
- The field artillery pounded away at the for tress. 野战炮兵连续炮击那座要塞。
- He worked very fast, insomuch that he was through in an hour. 他工作得很快,一小时内便做完了。
- A new digital beam forming (DBF) method is proposed. It combines the parallel delay LMS (PDLMS) algorithm and the field programmable gate array (FPGA). 采用高并行度的并行延时最小均方 (PDLMS)算法 ,用现场可编程门阵列 (FPGA)实现自适应数字波束形成模块。
- In this paper,the tow-chip system formed by periphery field programable CMOS chip PSD311 and central microprocessing unit 80C196 was described. 本文介绍了现场可编程外围芯片PSD311与中央微处理器80C196KB来组成的两片机系统。
- He's not a fast horse but he's certainly a stayer. 这匹马跑得不快,但很有耐力。
- Bind the rope fast lest it should come loose. 把绳子绑牢,免得它松脱。
- The prototype of a Line - doubler system was finally implemented in hardware using FPGA (Field Programmable Gate Array) technology. 根据这种自适应处理的思想,用FPGA(现场可编程逻辑器件)进 行原形开发。
- Bill has a feeling he is on a fast track. 比尔感觉到他正快速迈向成功。