查询词典 coupling coefficient

The activity coefficient of NaCl in mixed solution of water and 1, 2-propanediol were measured using conductivity method, and the relationship between activity coefficient and concentration of mixed solution were discussed.

应用电导法测定了NaCl在混合溶剂（1， 2-丙二醇和水）中的活度系数，讨论了电解质溶液活度系数与浓度的关系，并计算了NaCl在混合溶剂中的相对偏摩尔自由能，对其相对偏摩尔性质的某些变化规律作了初步的讨论。

That is, in a small flow amplification coefficient; large flow amplification factor is small, the total magnification factor in order to maintain constant flow balancing valve flow characteristics of a small amplification factor is small; large flow amplification coefficient.

也就是在小流量时放大系数大；大流量时放大系数小，为保持总放大系数不变，平衡阀的流量特性应该是小流量时放大系数小；大流量时放大系数大。

With the increase of Reynolds number, the resistance coefficient decreases, and beyond a certain value of Re, it approaches a constant. The effects of the p/e, e/D and rib angle on resistance coefficient in this Reynolds number range were correlated by a power-law equation.

首先，本文首次对弯头中也布置粗糙元的九种转弯通道及相应的光通道进行了静压及阻力测定，得出了阻力系数随p/e（p/e=5，10，20），e/D（e/D=0.025，0.05，0.10）及角度α（α=90°，45°，60°，-45°，-60°）的变化关系，并对数据进行了拟合，得出了相应的关联式。

The numerical example shows that the coordinate of arch axis positioned by the method is reasonable and the moment of the main arch ring can be reduced effectively by the methods of average weight coefficient arid gauss weight coefficient.

算例分析说明求解的拱轴线坐标是合理的，应用平均加权和高斯加权方法可有效减少主拱圈弯矩。

Based on fuzzy mathematics comprehensive evaluation, the toxicity of heavy metals was taken into account. The fuzzy comprehensive evaluation results by pollutant concentration exceeding standard weighting method, toxic response coefficient heck-stepping index weighting method and heavy metal toxicity sorting weighting method were compared with the potential ecological risk evaluation results. The research results showed that the evaluation results by toxic response coefficient back-stepping index weighting method could reflect the actual results more truly and accurately.

在模糊数学综合评价基础上，将重金属的毒性纳入权重考虑，通过污染物浓度超标赋权法、毒性响应系数反推指数赋权法和重金属毒性大小排序赋权法的模糊综合评价结果与潜在生态危害指数评价结果比较，研究表明毒性响应系数反推指数赋权法的评价结果更能真实准确地反映实际结果。

An 1-D sediment mathematic model is developed in the second part. Techniques are suggested for some problems in calculations, such as the effective suspended load carrying capacity of the different bed material reach, the coefficient of suspended load carrying capacity, the recovering coefficient of the carrying capacity, the thickness of the mixed layer, the transport width of the bedload, bifurcation and confluence of main and branch channel, and the distribution of deposition and erosion along the cross section, etc. The numerical scheme of 1-D model is induced.

第二部分建立了一维泥沙数学模型，对计算中的几个关键问题提出了处理方法，如不同床沙组成河段的有效挟沙力、挟沙力系数、挟沙力的恢复饱和系数、床面混合层厚度、推移质输移带宽度、干支流入汇及分流问题、横断面冲淤形态及断面修正方法，导出了一维模型的差分格式。

In this paper, how to select wear coefficient X for blanking die work size was analyzed, And the new way of wear coefficient calculation was worked out, And through some examples, explain how to use it.

分析了在冲裁凸、模工作尺寸计算时，选取磨损系数X时存在的问题，提出了正确选取和计算磨损系数的方法，从而为凸、模工作尺寸的准确计算提供了保证，并举例进行了说明。

Then average heat transfer coefficient of building external wall and heat transfer coefficient of building block filling wall by calculating were calculated.

通过公式计算将不同基层墙体条件下的外墙平均传热系数转换至外墙主墙体的传热系数。

And a new method for the measurement of magneto damped coefficient of magnetic slide block and sliding friction coefficient of the using material is presented simultaneously.

介绍一种采用新型集成开关型霍尔传感器来精确测量磁性滑块的磁阻尼系数和材料的滑动摩擦系数的新方法，并介绍该方法制成新仪器的原理及实验结

Because the limitation of the conventional method,A lot of work were done for the calculation of average overall heat transfer coefficient of building external wall and heat transfer coefficient of building block filling wall needs mass calculation.

由于常规算法的局限性，在实际项目中换算外墙平均传热系数与外墙主墙体传热系数需要计算的工作量较大。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。