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frictional coefficient中文是什么意思

  • 磨擦系數(shù)
  • 摩擦系數(shù)

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  • 例句與用法
  • Neural network based prediction of frictional coefficient in metal forming deep drawing
    基于神經(jīng)網(wǎng)絡(luò)的板料拉深成形摩擦系數(shù)預(yù)測
  • The results showed that surface of different materials have obvious influence on the frictional coefficient while direction has no significant effect on it
    結(jié)果表明:摩擦方向?qū)δΣ料禂?shù)的影響不大,實(shí)際生產(chǎn)中主要需考慮摩擦基材面對摩擦系數(shù)的影響。
  • One of the inequalities is that the initial disturbance amplitude is more than a critical value , and the other is that the frictional coefficient is more than another critical value
    初始擾動振幅大于某一臨界值; ( 2 )摩擦系數(shù)大于某一臨界值,前者對后者有很強(qiáng)的約束。
  • The established contact model has provided good explanation for the phenomena of the reduction of frictional coefficient induced by longitudinal ultrasonic vibration and has great academic significance in proposing friction reduction technology based on elliptical ultrasonic vibration
    對該模型的分析很好地解釋了縱向超聲振動所引起的摩擦系數(shù)降低的現(xiàn)象,為提出利用橢圓軌跡超聲振動來實(shí)現(xiàn)減摩奠定了理論基礎(chǔ)。
  • By means of statistical inference as well as hypothesis test method , it is determined that the variables of compressive stress and shearing stress are of extreme - value distribution and that the variables of frictional coefficient and cohesion coefficient are of logarithmic normal distribution
    應(yīng)用統(tǒng)計(jì)推理和假設(shè)檢驗(yàn)方法分析得知,壓應(yīng)力與切應(yīng)力隨機(jī)變量呈極值型分布,摩擦系數(shù)與粘結(jié)力系數(shù)隨機(jī)變量呈對數(shù)正態(tài)分布。
  • Frictional coefficient of paper / al / pe film was measured on different surface and different direction , and the data was analyzed and compared with these different ingredients , thus the frictional coefficient of this new material could be better understood
    摘要通過對紙鋁塑復(fù)合薄膜正反兩摩擦基材面相互摩擦及不同角度摩擦的動、靜摩擦系數(shù)值的測定,比較并分析了不同摩擦基材面和不同摩擦方向?qū)ζ浯笮〉挠绊?,從而對這種新材料的摩擦系數(shù)有了進(jìn)一步的認(rèn)識。
  • The controllers have considered all sorts of imperceptible factors affecting the servo performances in a lpmsm servo system , which include the parametric uncertainties brought by the changes of the mobile mass , frictional coefficient , the thrust fluctuations aroused by the varieties of the magnetic density distributions and the time harmonic . the h state feedback controller restrains disturbances and uncertainties to keep the robust and stable performance . the ip controller , which has the ability of rapid response , is applied to satisfy the rapid performance
    在分析雙環(huán)控制問題時(shí),針對直線永磁同步電動機(jī),仔細(xì)考慮了能使伺服系統(tǒng)性能變壞的各種細(xì)微因素,如:永磁同步直線電機(jī)動子質(zhì)量變化、摩擦系數(shù)變化等造成的模型參數(shù)不確定性,電機(jī)運(yùn)行期間存在磁密分布變化、時(shí)間諧波等產(chǎn)生的推力擾動等,采用了ip速度控制器和h _狀態(tài)反饋控制器相結(jié)合構(gòu)成直線伺服的內(nèi)環(huán)控制器,并輔助設(shè)計(jì)了外環(huán)的pi位置控制器。
  • On the basis of utilizing geometric conversion and modification principle of spur and helical gears , the mathematical model for geometric parameters and modification of overlapping coefficients of gear was established , and the calculation method of sliding frictional coefficients under elasto - hydrodynamic lubrication state was introduced , thus let the calculation method of meshing efficiency of gears be more coinciding with the practical application
    在運(yùn)用直、斜齒輪幾何換算和變位原理的基礎(chǔ)上,建立齒輪的幾何參數(shù)和重迭系數(shù)修正的數(shù)學(xué)模型,介紹了彈流潤清狀態(tài)滑動摩擦因數(shù)的計(jì)算方法,從而使齒輪嚙合效率計(jì)算方法與實(shí)際應(yīng)用更吻合。
  • This machine has great feeding ability , easy to be regulated , can be fed with fixed quantity under control of time delay relay ; it is divided into one - way feeding and bidirectional feeding in terms of feeding direction , suspending type and seating type in terms of installation ; in order to assure precision of feeding , roller encapsulation is equipped to increase frictional coefficient between adhesive belt and rollers ; the rectangle discharging mouth has large dimension which can prevent humping up materials ; this machine has close structure , reliable application and can be easily repaired because it has many similar parts with belt type conveyor
    該機(jī)給料能力大,調(diào)節(jié)給料量方便,又可在時(shí)間繼電器的控制下定量給料按給料方向該機(jī)可分為單項(xiàng)給料和雙向給料,按安裝方式又分為吊掛式和座式為了保證給料的精度,主動滾筒包膠,以增加膠帶與主動滾筒的摩擦系數(shù)料倉矩形卸料口的尺寸大,物料不易起拱該機(jī)結(jié)構(gòu)緊湊,使用可靠,它與帶式輸送機(jī)有許多通用部件,故維修方便。
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