• Slamming of check valves is the result of failure of the valve disc to reach its closed position before the fluid flow reversal.

    撞击现象由于流体倒流之前阀门没有到达关闭位置造成

    www.h6688.com

  • The DSV? is an in-line spring-assisted check valve designed to prevent flow reversal in industries with strict cleanliness codes.

    同轴、管内弹簧工业要求严格的清理时可用防止水倒流

    www.e-gtm.com.cn

  • Swing-type check off er the least pressure drop and offer simple automatic closure; when fluid flow stops gravity and flow reversal closes valve.

    式止回阀最小,能够完全自动关闭,即介质流动停止重力介质倒流的状态下自动关闭阀门

    www.websaru.com

  • Both charge inversion and flow reversal can't be accounted for in continuum theory.

    连续性理论无法解释电荷倒置反转渗流这两种现象。

    danci.911cha.com

  • A new computational scheme was developed to solve a three-dimensional model of a periodic flow reversal reactor by ADI alternating direction implicit method.

    文中针对圆管式径向对称流向变换反应器三维模型利用交替方向方法(adi)建立新的求解格式

    dict.cnki.net

  • The existence and uniform boundedness of the global solutions of the model for sulphur dioxide oxidation in a tubular reactor with periodic flow reversal are proved by the invariant domain method.

    利用不变区域方法证明了二氧化硫催化氧化管式反应器流向变换强制操作模型整体存在性一致性。

    danci.911cha.org

  • The results show that the emission level of the cyclic flow reversal combustion is lower than that of one-way flow combustion.

    结果表明,相对单向流动往复流动有更好燃烧排放效果。

    danci.911cha.com

  • The starch is purified to Grade I of GB2-92 National Standard by 12~17 groups of vortex machines with reversal flow cleaning process for removal of the protein and impurities.

    净化淀粉采用12-17旋流逆流洗涤工艺除去蛋白质杂物,使淀粉标准达到GB2-92一级国家标准

    www.yimindf.com

  • Conclusions The increase trend of pulmonary venous reversal flow velocity can reflect indirectly the worsening of LV diastolic disfunction;

    结论肺静脉速度增大趋势可以间接地反映左室舒张功能恶化趋势

    dict.cnki.net

  • The centrifugal sieve combined with the circular sieve can thoroughly separate the syrup and the residue by 5-stage reversal flow cleaning.

    离心配合使用,采用五级逆流洗涤,生产能力大,分离彻底

    www.yimindf.com

  • Swing check valves are used to prevent reversal of flow in horizontal or vertical pipe lines.

    旋启用于防止水平管路垂直管路流体倒流

    www.h6688.com

  • Swing Check valves prevent reversal of flow through pipe lines.

    旋启可以防止管路中的流体倒流

    www.xjishu.com

  • The subclavian steal phenomenon results from occlusion of the proximal subclavian or innominate artery that causes reversal of blood flow in the ipsilateral vertebral artery.

    锁骨现象向于锁骨动脉无名动脉阻塞引起动脉血液逆流所导致。

    danci.911cha.com

  • The PWM rectifier is a "green" power electronics equipment since it offers sinusoidal input currents, unity or adjustable power factor, reversal of power flow.

    PWM整流器实现正弦的网侧电流单位可调功率因数能量双向流动一种真正意义上的“绿色环保电力电子装置

    soso.361xs.com

  • Es is caused by long-standing left-to-right shunt lesions, which induce pulmonary vascular changes, resulting in reversal of the shunt flow.

    ES长期分流引起分流诱导血管改变导致分流方向逆转向左分流

    news.dxy.cn

  • The floating cushion design gives the fastest stroke reversal possible by providing instantaneous full flow to piston.

    浮动缓冲设计提供最快行程提供瞬时全部流向活塞逆转可能

    www.chem17.com

  • Results obtained show that reversal procedure of diagonal branch contains two stages, one is stratified flow of smoke and airflow toward different directions, which is a quantitative change stage.

    实验结果表明:下行通风角联分支风流逆转可以归结为风流分层流动量变过程风向突变质变过程

    www.chemyq.com

  • Dynamic regulation of reversal time can further reduce the energy consumption of the regenerative soaking pits according to the flow and the temperature of the gas.

    根据均热炉实时烟气流量排烟温度动态调节换向时间进一步降低均热能耗

    lib.cqvip.com

  • Dynamic regulation of reversal time can further reduce the energy consumption of the regenerative soaking pits according to the flow and the temperature of the gas.

    根据均热炉实时烟气流量排烟温度动态调节换向时间进一步降低均热能耗

    lib.cqvip.com

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