用绝对值电路输出正极性瞬时流量信号。
The positive instantaneous flow signal were transmited by absolute value circuit.
分析结果表明，环空偏心距、内管冲程是影响瞬时流量分布的主要因素。
Analyses indicate that the eccentricity and stroke of the inner cylinder are the main factors that affect the instantaneous flow rate distribution.
以水为例，对这种流动的流量分布进行了数值计算，绘制了瞬时流量分布曲线。
As to water, the instantaneous flow rate distribution of the flow is calculated, and the distribution curves are plotted.
本发明有如下的优点：准确反应瞬时流量和累计流量，读数准确，使用效果好。
The invention has the following advantages: accurate responses the instantaneous flow quantity and total flow quantity, accurate readings, well using affect.
分析结果表明，环空偏心距、内管冲程、内管冲次对瞬时流量分布的影响较为明显。
Analyses indicate that the eccentricity, the stroke and the frequency of the inner cylinder all affect the instantaneous flow rate distribution remarkably.
对比分析结果显示，变系数二阶流体和幂律流体在速度分布和瞬时流量分布上都有较大的差异；
The results show that, the velocity and instantaneous flow rate distribution of second order fluid with variable coefficients differ greatly from the ones of the power-law fluid;
根据摆线泵的啮合线方程，建立了用几何法求解摆线泵的瞬时流量、排量、流量脉动率的数学模型。
Based on the equation of action line for cycloidal pump, a geometrical mathematical model is built to solve instantaneous flow, displacement, average flow and the pulsation of the pump.
讨论了二从动轮式复合齿轮泵的结构原理，导出了排量、平均流量、瞬时流量和流量脉动率的计算公式。
This paper introduces the working principle and deduces the equations of geometric flow, average flow, instantaneous flow and the pulsation of the pump.
讨论了二从动轮式复合齿轮泵的结构原理，导出了排量、平均流量、瞬时流量和流量脉动率的计算公式。
This paper analyzes the flow pulsation in a compound gear pump with 2-idlers, derives formulae for calculating displacement, average flow velocity, instantaneous flow and pulsation flow.
以部分水解聚丙烯酰胺(HPAM)水溶液为例，对这种流量分布进行了数值计算，绘制了瞬时流量分布曲线。
As to the aqueous solution of partially hydrolyzed polyacrylamides (HPAM), the instantaneous flow rate distribution is calculated, and the distribution curves are plotted.
可以与多种脉冲信号输出的流量变送器配套使用，精确地测量液体、气体和蒸汽等流体介质的瞬时流量、累积流量和质量流量。
Connected with flow transducer outputting impulsive signal, it can measure the instant flow, accumulative flow, mass flow of the liquid, the gas or the vapour.
它具有精度高、动态性能好，同时测量瞬时流量和累计流量两个参数，测量结果以LED显示，掉电数据不易失，并配有rs232串行口输出。
It offers high precision and good dynamic performance. The prompt and total flow can be measured and displayed through LED at the same time. The data do not disappear when power is off.
子母叶片泵是广泛使用的高压泵，为了消除配流时的油击现象，在配流盘上设置了预升压闭死角及减振阻尼，这二者是影响泵的瞬时流量均匀性的主要因素。
The pre-loading process and silencing grooves were used on port plate in order to avoid the phenomenon of pressure pulsations, which are the main factors of flow ripple in pump.
并且可以实时显示瞬时和累计的分流流量，并可自由地对控制参数进行调节，以实现高压管网压力的闭环控制。
It can display instantaneous and cumulative flow division simultaneously, and regulate flow by controlling parameter in order to achieve close-loop control of pressure in high-pressure pipe network.
可以检测压力、流量并准确计算出瞬时功率，从而管理压缩空气能耗，实现大幅节能。
It can manage the air consumption for substantial saving by detecting pressure, flow and accurately calculate the instantaneous power.
结果显示，气流的改变主要受电弧瞬时功率控制，最大流量不是发生于压力峰值时刻而是出现在电流过零时。
It is found that the gas flow is mainly controlled by instantaneous arc power and the maximum of gas flow appears not at peak pressure, but at current zero.
所研制的排油监控系统能够通过传感器来测取油份浓度，流量和船速信号，并经计算机计算出油量瞬时排放率和排油总量。
This ship oil discharge monitoring and control system can measure signals of oil density, flow and ship speed by sensors and calculate instantaneous oil discharge rate and total oil discharged.
在实测基础上，对壁面温度波动及瞬时热流量进行了分析。
Based on the experimental results, the undulation of wall surface temperature and instantaneous heat flux are analysed.
由瞬时单位线推求S曲线和时段单位线，可以得到城市雨水口径流的流量过程线。
S curve, time unit hydro graph and surface runoff hydrograph can be gotten through instantaneous unit hydrograph.
PIV技术可用于瞬时体积流量的测量以及流场非稳态特性的研究。
This confirms that the PIV system can be applied to measure the instantaneous volume flow rate and investigate the unsteady characteristics.
是否存在着通过不稳定的气井试井来确定气井产能的方法呢？本文首先在基于实际无阻流量(或称瞬时无阻流量)的概念的基础上，讨论了这个问题。
Is there any method, which ascertain gas well productivity via unstable gas well test? At first, this thesis discusses the above problem on base of the practical open flow potential.
国内现行的水质监测是取瞬时水样作水质分析，不测流量。
The evaluation of water quality is based on the monitoring of water quality.
国内现行的水质监测是取瞬时水样作水质分析，不测流量。
The evaluation of water quality is based on the monitoring of water quality.
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