step pulse的例句大全

This paper provides the energy equation for non-stationary mine airflow and analyzes transient characteristics of step pulse of periodical pressure in an airway when there is an air door or regulator.

建立矿内空气非定常流动能量方程，分析了压力周期矩形脉冲在有调节风窗或风门的巷道中的瞬态特性。

This paper mainly introduces the computation of time interval of pulse delay in the design of pulse positioning of rise and fall frequency of step motor with microcomputer control.

主要介绍微机控制步进电机升降频脉冲定位设计中，脉冲间隔时间的计算方法。

The synchronous machine based on Field Programmable Gate Array ( FPGA) is combined with the integrate circuit and transistor, to realize multiplex pulse and step-signals synchronized with input signal.

该同步机以FPGA为核心，与集成电路、晶体管分立元件相结合，实现对输入脉冲触发转换、脉冲成形以及驱动输出，最终产生多路同步触发信号。

Step movement test was adopted to test the pulse in instant 5 minutes, the maximum oxygen uptake was found on Astrand liner chart according to the examinee's pulse and weight then calculated the relative value.

用台阶运动试验测5min即刻脉搏，根据此脉搏和被测者体重在Astrand列线图上查出最大耗氧量估计值，并按体重计算最大氧耗量相对值。

We measured the pulse in instant 5 minutes by step test, found the estimation of the maximum oxygen uptake on Astrand linear chart according to the examinee's pulse and weight and calculated the relative value of the maximum oxygen uptake.

并用台阶运动试验测5min即刻脉搏，得出最大氧耗量、最大氧耗量相对值。

By combining the PCF with a bandpass filter, a near step-like power transfer function with no pulse distortion is achieved.

利用PCF和带宽滤波器，获得了近似阶跃状的功率传输函数和没有发生形变的再生脉冲。

However, the anomalies of moderately strong earthquake ′ s field precursors are short-term, negative ones with obvious amplitude, and show pulse bound, high value rising within short time, step-like change, and the regularity of yearly variation is broken.

而中强震场兆异常，一般表现为幅度明显的短期内的负异常、脉冲突跳、短期内的高值上升、阶变及年变化规律被打破等；

The Analysis and Design of a Pulse Width Modulation Step Waveform Invert Circuit

脉宽调制阶梯波逆变电路的分析与设计

Design of Step Motor Pulse Generator Based on CPLD

CPLD器件在步进电机脉冲发生器中的应用

A New Approach for Step Motor Pulse Microsecond Timer With PC

用PC定时器实现步进电机控制脉冲微秒级精确定时的方法

Basing on the fragility assessment theory of the products package, and taking the limited-rising step waves as example, the crash boundary curve of the product under the action of step waves and pulse waves was solved and analyzed systematically and comparatively.

以产品包装破损极限理论为基础，以有限上升阶跃波为例，对阶跃波和脉冲波作用下的产品破损边界曲线进行了求解，并对其进行了系统的分析和比较。

Crash Boundary of Products Caused by inputting Pulse Waves and Step Waves

脉冲波和阶跃波输入的产品破损边界

Step 3: Check carotid pulse

3.检测颈动脉

We find that the waveform and the pulse width of the ultrasonic pulse are determined by the thickness of the PVDF piezoelectric film transducer, the falling time of the step-function voltage, the transducer backing and the shape of the acoustic propagation medium.

实验结果表明，声脉冲的波形和脉冲宽度取决于PVDF压电膜的厚度，阶跃电压的下降沿宽度，以及背衬材料和声传播媒质的形状等多个因素。

The reduction step of catalyst with butene-2 and reoxidation step of reduced catalyst with oxygen were investigated by the pulse method.

用脉冲法研究了催化剂用丁烯-2还原及还原催化剂用氧再氧化步骤。

The design of power in accordance with ordinary laboratory user requirements, parameters of the proposed based on pulse width modulation ( PWM) high efficiency, low power switch power dc voltage converter design method, adopts full bridge, step-down, mainly push-pull loop circuit topology.

本设计依照普通实验室用户对电源参数的要求，提出了一种基于脉冲宽度调制（PWM）高效率、低功耗开关电源直流电压转换器的设计方法，采用全桥、降压、推挽回路为主电路拓扑。

The thesis analyses the principles and characteristics of the pulse generator composing from avalanche transistor and step recovery diode ( SRD), the analysis provide the necessary theoretic bases for design and realization nanosecond and sub-nanosecond pulse circuit.

论文分析了由雪崩晶体管组成的窄脉冲发生电路和阶跃二极管组成的脉冲整形电路的原理与特性。为纳秒和亚纳秒级脉冲电路的设计与实现提供了必要的理论依据。

There exists some problems in practical test, i.e. it is hard to measure step force accurately by using force sensor, and it will bring serious errors by replacing the step signal with rectangular pulse.

提出在实际测试中存在的问题：力传感器难以正确测量阶跃力以及利用矩形脉冲代替阶跃进行处理会带来很大的误差。

linear pulse motor; linear step motor; linear stepping motor

直线步进电动机

based on step recovery diode, a pulse fast edge shaping circuit is realized.

阐述了一种基于阶跃恢复二极管的脉冲快速沿整形电路设计。