1) initial brightness
初始亮度
1.
With initial brightness and afterglow time as indexes,the effects of calcining heat,mass ratio of urea and nitrate,boric acid mole fraction,mol ratio of Dy and Eu on the preparation technology are discussed.
为了探讨SrA l2O4:Eu2+,Dy3+磷光体的最佳制备工艺,利用正交设计法对合成条件进行了优化,以初始亮度和余辉时间为指标,考察煅烧温度、尿素与硝酸盐的质量比、硼酸的物质的量分数、镝与铕物质的量比对制备工艺的影响。
2) coefficient of initial retroreflected luminance
初始逆反射亮度系数
1.
Combined with the compile process of standard of "Coefficient of Initial Retroreflected Luminance and Testing Requirement of New Applied Pavement Marking",the sampling and test methods of coefficient of initial retroreflected luminance of new applied pavement marking has been discussed and explained,which is helpful for this standard′s application and spreading.
结合《新划路面标线初始逆反射亮度系数及测试要求》标准的编制过程,对新划路面标线初始逆反射亮度系数的取样、测试方法进行阐述和解释,有助于该标准的应用及推广。
3) initial temperature
初始温度
1.
Na_8+Na_8 collisional dynamics at different initial temperatures;
不同初始温度时Na_8+Na_8团簇碰撞动力学研究
2.
The initial temperature distribution function of the foundry moulds when heat radiated and infused by hot iron are put forward.
提出了铸型受热辐射和铁水浸泡的初始温度分布函数,并考虑了结晶潜热和强制冷却工艺等因素,使模拟精度高,误差在5%以内,为研究厚大断面球铁铸件的凝固规律提供了较可靠的参考依据。
3.
How to determine initial temperature and adiabatic temperature rise is one of the most principal factors for RCC(Roller Compacted Concrete) dam,which will influence the accuracy and quantity of simulation analysis for temperature field.
碾压混凝土浇筑层的初始温度和绝热温升是碾压混凝土坝设计中的常见问题之一,直接关系到温度场仿真计算的精度和计算量问题。
4) initial concentration
初始浓度
1.
The influences of the initial concentration,humus and brine on hydrolysis of bispyribac-sodium were studied.
采用室内实验方法,研究了农药的初始浓度以及水中存在的腐植酸、盐类物质对双草醚钠盐水解作用的影响。
2.
In this experiment,we applied the purified Bt protein into soil to simulate the degradation of Bt protein in soil under natural conditons and study the effect of sterilization,temperature,pH,initial concentration on the degradation of Bt protein by ELISA for the sake of providing scientific basis for the evaluation of eco-environment risks caused by transgenic Bt crops.
本文将纯化的Bt蛋白直接加入土壤中,模拟自然状态下Bt蛋白在土壤中的降解,利用ELISA检测法,研究灭菌、温度、pH、初始浓度等对其降解的影响,以期为评价转Bt基因作物释放可能引起的生态环境风险提供科学依据。
5) initial velocity
初始速度
1.
The effects of number and size of elements in the contact area in the steady stage of a rolling process as well as the initial velocity of the plate on the finite element analysis were analyzed and reasonable simulation parameters in a rolling process with FEM were attained, which was used to analyze the rolling force regularity of medium plat rolling in one steel work.
分析了轧制过程稳定阶段接触区中厚板单元数、轧辊单元尺寸以及中厚板初始速度选择对有限元分析计算结果的影响, 得出了合理的轧制过程有限元模拟参数, 并对某中厚板厂15道次轧制过程轧制力变化规律进行了分析, 稳定阶段轧制力计算结果与实测结果非常接近。
2.
The program indicates that the initial velocity is a variable.
根据Bridgman 法生长HgCdTe 晶体过程中溶质CdTe 的分布规律,推导了缩短初始过渡区长度、增加组分稳定区长度的最佳初速度表达式,从式中可看出:初始速度为一变数。
3.
Resorting to Runge-kutta method to solve the simply supported axial pre-statically loaded bar s buckling impulse under the half-sin impact load, this paper is to probe into the relationship between buckling impulse, and pre-static load, impact load, initial deflection, initial velocity respectively.
运用龙格 -库塔方法求解两端简支的轴向预静载杆在半正弦冲击载荷作用下的屈曲载荷 ,分析屈曲载荷与静预载 ,冲击载荷 ,初始几何缺陷 ,初始速度之间的关
6) initial stiffness
初始刚度
1.
Analysis of the initial stiffness of connections with top-seat and web angles;
带双腹板顶底角钢连接初始刚度研究
2.
Calculation of initial stiffness and ultimate bearing capacity of top-and-seat angle connections
顶底角钢连接的初始刚度和极限承载力计算
3.
Calculation method of initial stiffness for reinforced panel zones in beam-to-column connections
加强式梁柱连接节点域初始刚度的计算方法研究
补充资料:亮度(luminosity)
亮度(luminosity)
描述对撞机中粒子束性能的一个量。亮度等于对撞机上每秒钟发生某一反应的次数除以这一反应的反应截面。粒子束流越强越细,则亮度也就越大。对于质子束流,设各束粒子数为N1,N2,回转频率为f,束流截面为S,则质子束的亮度L为
`L=\frac{N_1N_2f}{S}`
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条