variable adj. 1.易变的,变化无常的,无定的 (opp. constant, steady)。 2.可变的,能变的;变换的。 3.【数学】变量的;【天文学】变光的;【生物学】变异的。 Prices are variable according to the exchanges. 物价跟着汇率变动。 a man of variable character 反复无常的人。 a rod of variable length (伸缩)如意棒。 a word of variable construction 可以作种种解释的词。 variable capital 可变资本。 a variable budget 临时预算。 n. 1.易变的东西。 2.【数学】变量,变数,变项,变元 (opp. constant);【天文学】变星 (=variable star);【航海】(方向不定的)变风,不定风 (opp. trade wind); 〔pl.〕 (贸易风带中的)变风带。 adv. -ably ,-ness n.
In this paper , equivalent dielectric constant , which is obtained on the functions of complex variables , is applied to deal with dielectric effect on slots 另外,在口径电场的假设上,本文不再使用模拟对称振子电场的正弦分布,而使用适合介质存在时的余弦分布。
Methods in evaluating integrals , some complex variable methods , infinite series , special function , ordinary differential equations , vector and materials , groups and group representations 计算积分的方法、复数方法、无线级数、奇殊函数、微分方程、向量及矩阵、群论。
In this paper , the fundamental problem for an infinitely long elastic strip with arbitrary cracks is studied with the method of complex variables and the theory of integral equations 摘要利用复变方法和积分方程理论,讨论带任意裂纹的各向同性弹性狭长体的基本问题。
In this dissertation , the define about h ~ ( p , a ) space in reference [ 1 ] is generalized to several complex variables , the properties are characterized , and some multiplier theorem is given 本文把在[ 1 ]中空间h ~ ( p , )的定义,推广到多复变的情形,对空间中函数的性质进行了刻划,并给出了h ~ ( p , )空间中几个乘子定理。
In addition , we don t need to create the data events for complex variables , and , in our opinion , the advantages of using sop outweigh the need to correlate the variable events with the process and activity events 此外,我们无需创建用于复合变量的数据事件,并且,我们认为,使用sop的优点在于需要将变量事件同流程及活动事件相关联。
Therefore , computation of the bergman kernel function by explicit formula is an important research direction in several complex variables . up to now , there are still many mathematicians working in this direction 因此,如何求bergman核函数的显表达式一直是多复变函数论的一个重要的研究方向,至今仍吸引着许多数学家对此进行研究。
The study of analytic function spaces in several complex variables is not only shorter than the study of analytic function space in one complex variable , but also the characterizations of function properties on analytic function spaces have been much complete 在多复变数中,对于解析函数空间h ~ p 、 d ~ p等的研究,历史虽没有单复变长,但空间中解析函数的刻划,也已达到了较完美的程度。
We have the following results . part i the computations of the bergman kernel functions the bergman kernel function plays an important role in several complex variables . s . bergman introduced the concept of bergman kernel function in 1921 when he studied the orthogonal expansion on d in c and he generalized it to the case in several complex variables in 1933 Bergman核函数的显式表达bergman核函数在(单、多)复变函数理论的发展过程中起着十分重要的作用, bergman在1921年研究复平面中区域d上的正交展开,其研究结果导出了一个核函数k _ d ( z , ) , ( z , t ) d d 。
At first the form of the turbine blade has been analysed under the theory of aerodynamics and the angle kept tranformation of complex variable function , and thus the analytic formula of pneumatic moment has been deduced . meanwhile the analytic approach to function extremum being employed , the optimal installing angle of the jet has been gained , and the output power as well as the pneumatic efficiency has been analysed 通过空气动力学的理论,采用复变函数的保角变换,从理论上分析了涡轮叶片的形式,导出了风动转距的解析表达式,并采用函数求级值的解析方法,求得了喷嘴的最佳安装角度,分析了风动涡轮的理论输出功率和风动效率。
The geologic condition in mountainous district is complex variable , in different geologic , it is very difficult to find the most economically design scheme . stability of 14 high - cut slopes in guangdong province is analyzed with typical rock mass structure analysis method and stereographic projection method , and with the numerical simulation method udec this paper simulated the excavation and reinforcement courses of the important slopes . some conclutions and suggestions are based the analysis above 本文结合广东某省道沿线14个高陡岩石边坡的开挖和支护方案的选择设计,运用常用的岩体结构分析方法和赤平投影方法对边坡的稳定性进行了分析,采用udec数值模拟方法对一些重点边坡的开挖支护进行了模拟,得出了以下一些结论: 1 、边坡支护形式的选择应遵循“安全绿色、水土保持、恢复自然、环保之路”的设计原则。