查询词典 time of pulse

The code MFEL 1 is applied for short pulse case of, for example, rf linac FELs, FELO is for single mode simulation which can describe the motion in phase space of electrons with energy spread and give some interesting results in short computer running time.

计算表明，在短脉冲情况下，激光强度、品质、增益和能量抽取效率强烈依赖于电子束流强度，对一定范围的能散变化却不敏感；但在长脉冲情况下，上述物理量对能散在同样范围内的变化较为敏感。

At the same time, with the rapid development of the ultrashort-laser-pulse technology, the focusable intensity of 10〓W/cm〓 can be realized on a compact table-top laser system, which can support the electric field that is much higher than that in H atom.

同时，随着超短超强激光技术的飞速发展，目前在小型化台式激光系统上，可聚焦功率密度已经达到了～10〓W/cm〓的量级，在这种功率密度下，激光场强度已经远远超过氢原子的内部库仑场强，激光与物质的相互作用已经进入极端非线性的领域。

The thickness of bovine liver in vitro ranged from 4 to 10 cm. Ultrasound energy was continuously delivered to ablate the liver with a frequency of 1.6MHz, and spatial peak pulse average acoustic intensity of 12000 W/cm^2. The characteristics of complete coagulation necrosis and exposure time were measured after FUSC exposure, and pathological changes in treated bovine liver tissue were observed.

在超声频率为1.6MHz，声强12000W/平方公分条件下，对厚度4~10cm离体牛肝进行双面连续扫描辐照后，记录牛肝达到贯通性凝固性坏死的辐照时间，测量离体牛肝凝固性坏死性状的形状和特征，观察组织病理学的变化。

Products are widely used in our factory: alarm host, Time and Attendance Access machine, card, remote control, rejection fat machines, treadmills, photon machine, pulse energy spectrometer, and health-yee, Miriam Dynamisante, physical therapy device, lithotriptor, children as early as teaching machines, computer gongs, CNC programming host, washing machines, induction cooker, electromagnetic cooker, rice cookers, disinfection Ju, switches, routers, keyboards, smart terminals, CNC machine tools, all kinds of control systems, laser cutting machine, engraving machines, embroidery machines, machine tools, blowing machine, EDM, wire cutting, generators, power distribution boxes, electronics, said the balance, density meter, test instrument, nutrition, said weighing device, hook scales, platform scales, etc..

我厂产品广泛应用于：报警主机，考勤门禁机，一卡通，遥控器，甩脂机，跑步机，光子机，脉冲动能光谱仪，养生仪，活肤仪，理疗仪，碎石机，儿童早教机，电脑锣，CNC编程主机，洗衣机，电磁炉，，电磁煲，电饭煲，消毒炬，交换机，路由器，键盘，智能终端，数控机床，各种控制系统，激光切割机，雕刻机，绣花机，机床，吹瓶机，火花机，线切割，发电机，配电箱，电子称，天平，密度计，测试仪，营养称，称重仪，吊钩秤，平台秤等。

The algorithm of measuring zero-crossings can better solve the problems that the characteristic parameters of the pulse signal are complicated in the time field and the measuration errors are greater.

提出的过零点检测算法，较好解决了脉搏信号时域特征点参数多，分析复杂，误差较大的问题。

ABSTRACT Analysis of the time-domain response of multiconductor transmission lines is important for the design of interconnects in high-speed integrated circuits, in electrical power distribution systems, and in electromagnetic pulse investigations.

高速电路中的连接线通常是由多导体传输线构成，其时域响应的分析对高速电路系统的总体性能指标的保证及系统的设计关系极为重要，同时其理论和计算方法也可用于电力传输系统中的瞬态分析及电磁脉冲的研究等多个领域。

Presented in this paper is the process of design a fast pulse-charger for lead-acid battery. The charger is mainly designed for nonspillable lead-acid assembled batteries that used in automobiles, proposed working envirments are home and outdoors,main requirements are short charging time, high charging efficiency, smart control methods, reliable work,efficiently increase the life of batteries.

本文介绍了一个铅酸蓄电池脉冲快速充电装置的研制过程，这一装置以汽车用密封铅酸蓄电池作为主要充电对象，以家用及室外环境卫主要工作环境，主要设计要求为充电时间短，充电效率高，控制智能化，运转安全可靠，能够有效延长蓄电池寿命。

Besides,the characters and functions of the chips are also analyzed and depicted. The CPU is TMS320VC5409, the hardware is designed according to the function modules, these modules are power supply module、signal opsonic module、data processing module、time clock module、UART module and pulse output module.

系统的核心是数字信号处理器的TMS320VC5409，以模块化的设计方法将仪表的硬件按功能分为几大模块进行设计，分别为：电源模块、输入调理模块、数据处理模块、时钟模块、通信模块、脉冲输出模块。

A pulse rise time separation spectra of n and γ are obtained using Am-Be neutron slowed by paraffine upon 0.75 and 1 MeV.

在下阈0.75和1 MeV下，分别测量了Am-Be中子源的n-γ分辨谱以及相同条件下的γ上升时间－幅度谱。

First the input signal processed by the high-speed optocoupler and the sample circuit,then 89C55WD using two 32-bit timers surveyed time interval of the seriate pulse in inte.

首先，将输入的信号经过高速光耦合器和采样电路处理；然后，89C55WD在中断方式下利用两个32位计时器交替对连续脉冲信号的间隔时间进行测量。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。