When we evaluate the property of contact materials, we should not only compare thier arc time, but also compare thier erosion rate of materials and arc energy.
作为评价触头的性能,不能单一地比较其燃弧时间的长短,尚应全面评价其分断电弧能量和材料侵蚀率。
During the arc time, changing rate of current could be adjusted by modulating the parameter of the control circuit, which ensures the proper output power of the arc.
在燃弧阶段,调节控制回路参数,控制燃弧电流的变化速度,保证充足的燃弧能量。
The influence of microwave radiation time, arc time and the mass ratio of KOH and coconut shell chars on the specific capacitance of the activated carbon were studied.
考察了微波辐射时间、起电弧时间,以及KOH与炭化椰壳配比对活性炭比电容量的影响。
Well, so in particular, how do you relate arc length and time?
尤其是你怎么把弧长和时间联系起来?
And, what it does is it actually integrates the speed of the time to give you the arc length along the trajectory of the car.
对速度做积分,告诉你车在轨道上走的弧长。
At the time of purchase, the user must check the slot size and a wire board tungsten steel precision, smoothness, especially with the line wheel and the arc part of roundness.
在购买的时候,用户必须检查钨钢件导线板的尺寸和线槽的精度、光洁度,特别是和线轮接触的圆弧部分的圆度。
The affect of inductance and time constant to DC arc extinguishing in DC circuits was analyzed.
分析了直流电路中电感和时间常数对直流电弧熄灭的影响。
I have heard a saying that every person is an arc, and the two who can form a circle are a couple, at that time I strongly believe that.
我听过一种说法,每个人都是一段弧,能刚好凑成一个圆圈的两个人是一对,那时我特别相信这句话。
Therefore, in the time line to retain a certain degree of arc.
因此在折线的时候要保留一定的弧形。
When the potential reached 0v, there are three time constants, one inductance arc and two contain arcs.
极化电位至0V时,阻抗谱上出现三个时间常数,对应两个容抗弧和一个感抗弧。
Formulas of discharge time of low energy arc in the inductive intrinsically safe circuits are gained.
推导出电感性本质安全电路低能电弧放电时间的计算公式。
In this paper, we study the multiple attribute shortest path problems with fuzzy random arc length, which has three attribute: distance, transportation time and transportation cost.
在本文中,我们研究具有模糊随机弧长的多属性最短路问题,即每条弧有三个属性:路程、运行时间、运行费用。
This arc jumping phenomenon takes place at a certain amplitude of pulse current with a certain correlated pulse current time.
这种跳弧现象在一定的脉冲电流幅值和相应的脉冲电流时间产生。
With two parallel circuits on arc powered supply, it settles the welding current unicity, stabilizes forerunner arc and ensures enough welding time.
电弧供电采用了两种并联电路,解决了焊接电流的单一性,提供了稳定的先导电弧,保证了足够的焊接时间。
The linear time perturbation theory is used in this paper, the effects of rotary flow, axial flow and both of them to the arc stability are discussed respectively.
本文采用与时间有关的线性微扰理论,分别讨论了旋转气流、纵向气流的作用,以及它们共同的作用下电弧螺旋不稳定性的特征。
According to the interpolation principle of time division of an arc, a hyperbolic interpolation algorithm and a parabolic interpolation algorithm based on central Angle division are developed.
根据圆弧的时间分割法插补原理,开发了基于圆心角分割的双曲线、抛物线插补算法。
Quality square wave power supply, current zero crossing time is short, arc stability, arc without high frequency stability.
优质方波电源,电流过零时间短,电弧稳定,无需高频稳弧。
The welding current, arc voltage, preset current, the period and ratio of pulse, base current, down slope time, gas pre and post flow time are sampled, calculated and controlled by microprocessor.
单片机对焊接电流、电弧电压、电流给定、脉冲周期、占空比、基值电流、收弧电流衰减时间、前气和后气时间等焊接参数进行采样、计算和控制。
The parabolic shape is better than the arc shape through comparing time averaged pressures, fluctuating pressures and cavitations by theoretical analysis and hydraulic model experiments.
通过理论分析与模型试验,从时均压力、脉动压力、空化数等方面得出缓坡与陡坡过渡衔接部位采用抛物线型式较圆弧型式好的结论。
According to the change pattern of some parameters in metal cutting processes, this paper proposes for the first time a new time series analysis model-Autoregressive Constant model ARC (2).
本文根据切削过程中一些参数的变化规律,从理论上首次提出了一种新的时间序列分析模型,即常系数固定价ARC(2)模型。
For the third case, arc power is constant, arc discharge time and occurring probability is very small therefore causing no gas ignition.
第三种情况是电弧功率在整个放电时间内基本不变,放电时间小,出现概率很小,不会造成气体引爆。
The abnormal phenomenon of long time higher neutral voltage shift in a substation is analyzed, which is grounded through arc suppression coil.
针对变电所消弧线圈接地系统在正常运行情况下中性点位移电压长时间偏高现象,进行了分析。
Because arc length of trajectory is regarded as the variant in geodesics based method, it possesses the advantages of non-time based trajectory planning at the same time.
本文的基于测地线的轨迹规划是以轨迹弧长作为参考变量的,因此它还具有非时间参考的机器人轨迹规划的优点。
One time tube sealing and exhausting technique is an advanced technique in which vacuum arc chute are processed.
一次封排工艺是生产真空灭弧室的先进工艺,排气、封口同时进行一次完成。
Arc current reducing rate and arc voltage at the time of arc discharging are established for every mathematical model.
得到电弧放电瞬间每一模型下的电流变化率和电弧电压。
Using low cost charge coupled device (CCD), a vision sensing equipment in welding process was made, and a real time plasma arc welding (PAW) seam tracking system was implemented.
采用低成本电荷耦合器件制作了焊接过程视觉传感器,实现了一种等离子弧焊焊缝实时跟踪系统。
ARC focuses on simple yet critical goals: improving clients' return on assets, operational performance, total cost of ownership, project time-to-benefit, and shareholder value.
ARC专注于帮助客户实现简单但却具有关键意义的企业目标,包括提高客户资产收益率、运营绩效、降低总体拥有成本、缩短项目见效周期、提升股东收益。
Early in 1971, we installed an experimental single circular-arc-profile gear in a 2400Hp pass- enger-cargo ship instead of an involute gear for the first time.
1971年起,我们首先在2400马力客货轮中采用单圆弧齿轮(不必磨齿)代替渐开线齿轮,使用到现在情况良好。
Early in 1971, we installed an experimental single circular-arc-profile gear in a 2400Hp pass- enger-cargo ship instead of an involute gear for the first time.
1971年起,我们首先在2400马力客货轮中采用单圆弧齿轮(不必磨齿)代替渐开线齿轮,使用到现在情况良好。
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