查询词典 Pulse

According to pulse oddment counting principle, a pulse signal counting circuit for differential ring lasers is designed based on XC3S400AN, a kind of FPGA chip with high performance. The structure of the circuit is described in VHDL language and realized through sequence control and synchronization process of high accuracy/frequency clock signal.

根据脉冲零头计数原理，应用高性能的FPGA芯片XC3S400AN，基于VHDL结构描述语言，对高精度高频率时钟信号进行时序控制及同步处理，设计出一种四频差动激光陀螺脉冲信号计数电路，并进行了实验测试。

Number display, and control cycle interval, pulse interval and pulse width, so as to control dust-clearing

本控制仪核心控制由单片机实行，实现按键参数设定、数码显示及循环间隔、脉冲间隔和脉

Number display, and control cycle interval, pulse interval and pulse width, so as to control dust

DMK-4CSA5 本控制仪核心控制由单片机实行，实现按键参数设定、数码显示及循环间隔、脉冲间隔和脉冲

My design can exactly complete pulse wave signal examination and withdraws the electric circuit after studying domestic and foreign product,and understanding pulse wave signal characteristic well.

本设计在充分研究国内外已有产品、构思以及充分了解脉搏波信号特点的基础上，经过反复实验能够设计出准确可靠的脉搏波信号的检测、提取电路。

With the rapid development of eletronics and computer technology,no invasion blood pressure instrument based on oscillometric method begin to come out. My design can exactly complete pulse wave signal examination and withdraws the electric circuit after studying domestic and foreign product,and understanding pulse wave signal characteristic well.

本设计在充分研究国内外已有产品、构思以及充分了解脉搏波信号特点的基础上，经过反复实验能够设计出准确可靠的脉搏波信号的检测、提取电路。

This paper develops a high-frequency welding power source with double-ended flyback topology.based on SG3525 a new type of control program is designed which with controlled pulse energy output characteristics, pulse width and frequency can be controlled, to control output energy.

本文给出一种基于双端反激式主电路拓扑和SG3525 PWM控制芯片，研制了一台高频脉冲能量可控式焊接电源，该电源通过对输出电流的脉宽和频率单独控制，从而控制输出能量。

In the last part of this thesis, the flow of RSD pulse generator design and the electromotion force are presented, and a design example of high power pulse output is presented.

为了使器件早日走向市场，最后给出了基于RSD脉冲发生电路的设计流程以及对电动力的分析，并以一个例子进行了说明。

In electronic technology, the pulse signal is a voltage according to a certain extent, for a certain time interval of the pulse signal issued.

在电子技术中，脉冲信号是一个按一定电压幅度，一定时间间隔连续发出的脉冲信号。

Pulse power supply, with its discrete characteristic, has a wide application in the field of EDM, pulse electroplating, electric weld, high power laser pump, high frequency induction heating, purification of exhaust gas and waster water, electrostatic dust precipitation, ozone production and surface heat treatment.

而脉冲电源由于具有断续供电的特性，在电火花加工、脉冲电镀、电弧焊接、高功率激光泵、高频脉冲感应加热、工业废气处理、脉冲电解污水处理、静电除尘、臭氧制取和表面热处理等领域获得了广泛的应用。

The propagation equation of Gaussian pulse is theoretical derived considering second-,third-,fourth-order dispersion.The influence of FOD on propagation properties of femtosecond Gaussion pulse in Single-mode optical fiber is mostly considered.

推导了考虑二、三、四阶色散的高斯脉冲传输方程；利用计算机数值模拟的方法，研究了四阶色散对飞秒高斯脉冲在单模光纤中传输特性的影响。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。