当量

dāng liàng
  • equivalent;equivalent weight
当量当量
当量 [dāng liàng]
  • [equivalent weight] 一元素与给定重量的另一元素具有相同结合能力时的相对重量,现在的标准通常以氧为8,但从前则以氢为1;原子重除以原子价的原子重量

当量[dāng liàng]
  1. 关于当量工序能力指数c′p的近似展开

    Approximate Representations for the Index of Equivalent Process Capability

  2. 参数化CAD中基于当量图素的约束处理策略

    Constrain processing strategy based on equivalent entity in parametric CAD

  3. e当量与社会财富配置

    The e - Equivalent and the Disposition of Social Wealth

  4. ~(60)Coγ射线外照射的有效剂量当量

    The effective dose equivalents for ~ ( 60 ) Co γ - rays

  5. 焊缝超声检测当量孔及K值对缺陷定位的影响

    Effect of equivalent diameters and K values on defect location in ultrasonic inspection of welds

  6. 指出了现存的V带当量摩擦系数计算公式的不足,并做了更正;

    The fault of present V-belt friction coefficient calculation formula has been pointed out .

  7. ST段下移0.1mv时代谢当量;

    ﹎ etabolic equivalent at ST segment depression 0.1 mv ;

  8. 位于类GPS卫星星座时,与中轨道探测器探测星下点基本相同,不会影响光辐射辐照度的探测和爆炸当量的确定。

    Detection of the irradiance and the power would not be effected when the detector on the ISGO or similar GPS constellation .

  9. 模拟结果表明,应用Weibull分布描述概率当量冰力是可行的。

    Simulation results show that probabilistic equivalent ice load may be described by Weibull distribution .

  10. 利用当量厚度计算公式和叠加阀片应力系数、厚度系数,给出了设计厚度阀片拆分为n片的原则。

    With the equivalent thickness formula and the coefficients of strees , the thickness design of superposition throttle - slices was studied , the design rule was given .

  11. 对现行机械设计中关于V带传动当量摩擦系数的两种计算公式进行分析。

    The paper analyses about two kinds of new formulas on equivalent friction coefficient of V & belt drive in the present mechanical design .

  12. 进入迷宫巷道后,X射线剂量当量率一般不超过等中心有用束X射线吸收剂量率的10-6。

    The dose equivalent rates in tunnel of the maze are less than 10-6 of the absorbed dose rate from the useful beam at the isocenter .

  13. 探讨了在高碳和高碳当量(C·E≈4.7%)的情况下,生产铸态奥贝球铁的可能性。

    The paper explores the possibility of producing austenite-bainite nodular cast iron in actually as-cast conditions with 3 . 7 % carbon and 4 . 7 % carbon equivalent .

  14. 所谓大气细颗粒物(PM(2.5))是指空气动力学当量直径≤2.5μm的悬浮颗粒物。

    The meaning of airborne fine particles ( PM_ ( 2.5 )) is particles with aerodynamic diameter less than 2.5 μ m.

  15. 分析了进气温度、燃空当量比、压缩比、CO2对燃烧和排放的影响。

    The influences of the intake charge tem perature 、 fuel air equivalence ratio 、 compression ratio 、 CO2 to combustion and pollution are studied .

  16. 结合现场两种钢筋轧后冷却工艺条件下产品合格率分析,得出C、Mn、Si含量和碳当量的优化范围。

    Associate with the analysis of the percent of pass of the product , the range of the content of C , Mn , Si and Ceq is optimized .

  17. HTR-10各运行阶段控制棒反应性当量计算

    Reactivity worth calculation for control rods of HTR 10 at each phase

  18. 分析得到了各自的拟合公式、曲线及TNT当量值。

    Experimental results of overpressure were obtained , Attaining separate fitting formulas , curves and TNT equivalent .

  19. 针对高碳当量灰铸铁,试验了少量合金元素Cr、Cu对抗拉强度及白口倾向的影响。

    The effects of small amount of alloy elements Cr , Cu and Sn on tensile strength and chilling tendency of gray cast iron with high carbon equivalent were studied .

  20. 本文采用蒙特卡罗模拟计算方法,研究了塑料闪烁体探测器在测量定向剂量当量H′(0.07)时,探测器入射窗、塑料闪烁体厚度对能量响应和角度响应的影响,讨论了产生能量响应的原因;

    The parameters of input-window thickness and plastic scintillator thickness are studied by Monte Carlo calculation for their influences on the energy response and angle response for electrons for measuring H ′( 0.07 ) .

  21. H2的转化效率强烈依赖于预混气的当量比,选择合适的当量比是提高转化效率的关键。

    H2 conversion efficiency is strongly dependent on the equivalence ratio , when suitable equivalence ratio is the key to improve conversion efficiency .

  22. 对不同的进气温度、燃料辛烷值和燃空当量比对均质压燃(HCCI)发动机的排放特性进行了研究。

    The HCCI engine emissions characteristic is studied by different temperature and different fuel octane number .

  23. 以内毒素标准品为参考标准,采用当显色基质重氮化法测定牙周病优势菌LPS的鲎活性当量。

    The limulus lysate activity of LPS preparations were measured by the limulus chromo-genic diazotic assay and was calculated according to their correspondent reference test with standard endotoxin .

  24. 采用基于k-ε湍流模型和漩涡破碎燃烧模型的同位网格SIMPLE算法,对充满当量比的甲烷-空气预混气的柱形泄爆容器,向空气中泄爆的过程进行了数值模拟。

    The process of explosion venting to air in a cylindrical vented vessel , filled with stoichiometric methane-air pre-mixed gas , was simulated using the co-located grid SIMPLE scheme based on k - ε turbulence model and ' Eddy Dissipation ' combustion model .

  25. 试验结果还表明,进行EGR时的燃空当量比和点火提前角等参数也需要进行相应的调整和优化。

    It also shows the F / A equivalent ratio and ignition advanced angle should be adjusted to optimum when test with EGR .

  26. 方法通过热释光测量计、线对卡等工具,对中速屏-片、感绿屏-片及IP板3种影像载体的曝光剂量和剂量当量均值进行检测与比较。

    Methods The dose of exposure and the dose equivalent of three image carrier including average speed intensifying screen-film , green screen-film and IP plate were detected and compared using tools such as thermoluminescence determinator and line-pair card .

  27. 结论:心肌线粒体氧化磷酸化在心肌ATP利用快速变化的动态适应过程中,还原当量向线粒体内的转运可能是动态适应的限速因素。

    CONCLUSION : The transport of reducing equivalent into the mitochondrial matrix might be a limitation factor of dynamic adaptation of cardiac mitochondrial oxidative phosphorylation during fast changes in ATP utilization .

  28. 用质谱计测定燃料棒中释放的气体组份和当量水份。比较了如下三种棒中的当量水份:(1)充氦无UO2芯块的空棒;

    The gaseous compositions and equivalent water released from the fuel rod are measured by mass spectrometry .

  29. 噪声当量温度差(NETD)

    Noise equivalent temperature difference ( NETD )

  30. 选用指标:心率、运动时每分钟每公斤体重的O2消耗量、呼吸商、每小时每公斤体重能量消耗和代谢当量。

    Indicators : heart rate , O2 consumption per kilogram per minute , respiratory quotient , energy expenditure per kg per hour and metabolic equivalent . Results : 1 .