1、

Pulse parameters and its influence on pulsed antenna measurements is presented in this paper. On the basis of the plane-wave theory of time-domain fields, formulae for time, frequency-domain far-field pattern and near-field far-field transformation is given.

研究了脉冲参数及其对测量的影响,根据时域场的平面波理论,给出了根据惠更斯源得到的时、频域远场方向图以及近远场变换公式。

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3、

As a high-speed signal source for general test, Pulse/ Data Generator can generate dual-channel outputs of 3 types: pulse, burst and pattern.

脉冲/数据发生器作为一台高速的通用测试信号源,能够产生脉冲、群脉冲和数据三种类型的双通道信号输出。

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4、

Ultra Wide Band communication pattern uses ultra narrow pulse to transport data bit and forms a bandwidth about several GHz at the same time. Its transmission speed can reach 500M/ s or even higher.

超宽带(UWB)通信方式是用极窄脉冲来传输数据比特,同时产生宽达数GHz的带宽,其传输速率高达至每秒500M甚至更高。

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5、

Human finger pulse waves from 100 clinical trials are studied and 10 param-eters are used to describe the pattern of the pulse waves.

本文根据近百例临床监测的指脉搏波信号进行综合分析,提出用10项参数指标表征指脉搏波的形态。

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6、

Pulse miscible phase flow& a special migration pattern of forming gas reservoir

脉冲式混相涌流&天然气成藏的一种特殊运移方式

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7、

Based on the fundamental concept of the fluid compartment, a special gas migration pattern& pulse miscible phase flow, formed under certain geological conditions of high temperature, high pressure and confined formation, is studied.

从流体封存箱的基本概念出发,研究了在高温、高压、封闭地层这一特定地质条件下,产生脉冲式混相涌流这种特殊的天然气运移方式。

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8、

The design of a new pattern synchronous pulse power source

新型同步脉冲电源设计

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9、

After TCM pattern identification of 101 case of chronic failure ( CRF), ZM III Intelligent Pulse Apparatus was used to determine the pulse pictures in 4 groups of the patients and 20 cases of the control group for analysis of the sphygmogram parameters in various groups.

对101例慢性肾功能衰竭(CRF)患者进行中医辨证分型,采用ZM III智能脉象仪对4组CRF患者及20例正常对照组进行脉图测定,分析各组脉图的参数变化。

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10、

Defocusing the prepulse and the main pulse simultaneously eliminated the splitting, resulting in a very narrow half maximum width of the vertical near field pattern of 40 μ m ( FWHM).

但是当抽运主、预脉冲同时散焦时,这一分裂现象逐渐消失并获得了半宽度只有40μm的非常窄的近场像。

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11、

Taking the short pulse as an ideal delta function on time scale, we find that the radiation field pattern is just of the "pure" waveguide modes if the resonance frequency equals as integral times as radio frequency.

将短脉冲理想化为时间上的δ函数,可以发现当辐射频率正好等于用来调制电子束的射频的整数倍时,辐射模式表现为纯的波导本征模,此时辐射功率最强。

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12、

a simple, regular, recurring pattern with a pulse of accented and unaccented beats is called the meter.

节拍,是指一种重音与非重音循环出现的,简单而固定的律动音型。

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13、

application of syntactic pattern recognition in research on pulse wave's characteristic information

基于句法模式识别的脉搏波特征信息研究

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