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1)  allowable equivalent grain size
允许等效粒径
2)  equivalent grain
等效粒径
1.
By analyzing influence of shape coefficient and exposure degree,the formulas for calculating equivalent grain and the incipient motion condition of non-uniform sediment are established by the relative exposure degree and shape coefficient.
根据非均匀沙颗粒的不均匀性,引入颗粒形状系数,通过分析泥沙颗粒形状系数和相对暴露度的影响,建立了等效粒径表达式;并通过泥沙起动受力分析,推导得到泥沙起动临界条件表达式。
2.
The formula for calculating the incipient motion condition of non-uniform sediment has been established by considering the equivalent grain and the relative exposure degree.
阐述了泥沙起动机理,通过对等效粒径概念及表达式的引入,推得了泥沙起动公式。
3)  enable [英][ɪ'neɪbl]  [美][ɪ'nebḷ]
允许;生效
4)  no-wait
不允许等待
1.
Minimizing the makespan in the no-wait flexible flowshop problem with availability constraint;
带不可用时间段的不允许等待柔性流水排序问题
2.
A hybrid flow shop scheduling problem with no-wait is derived from the optimal matching of furnaces and machines in steel making casting production.
将炼钢连铸生产计划中炉机优化匹配问题归结为一个不允许等待的混合流水车间排序问题来进行研究,提出了一个启发式算法-最小偏差算法。
5)  Equivalent Grain Diameter
等效晶粒直径
6)  optics sizing
光学等效粒径
1.
In order to analyze the difference of optics sizing and aerodynamic sizing of aerosol particle, a method for revising the aerodynamic sizing using optics method is proposed.
针对空气动力学粒径和光学等效粒径之间存在的差异,本文提出对空气动力学粒径进行光学修正的方法。
补充资料:调和平均粒径
分子式:
CAS号:

性质:在混合颗粒中,直径为d1、d2、…dn的颗粒的质量分率,分别为x1、x2、…xn,则混合颗粒的调和平均直径可按下式计算:

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