查询词典 multiple-choice

In this paper,the existence of multiple positive solutions for a class of fourth-order p-Laplacian operator singular boundary value problems is discussed by using the fixed point index,and some sufficient conditions are given such that the problem has at least two positive solutions.

利用不动点指数理论研究了一类含 p-Laplace算子的四阶奇异边值问题的多重正解的存在性，给出了至少存在两个正解的条件，改进了不久前其他作者的相关研究。

The higher order multiple point boundary value problem at resonance is studied.

对具有共振的高阶多点边值问题进行研究。

In Chapter 3, the existence of multiple positive solutions of two-point boundary value problem are researched.

第三章研究几类两点非线性微分方程边值问题正解的多解性。

1Algorithm of approximating to a domain bounded by multiple curves anddistinguishing different material regions and inheriting of stresses ispresented.

提出了对多种曲线构成区域的网格逼近和材料分区识别、应力继承的算法，实现了四边形单元弹塑性自适应有限元计算程序。

2Algorithm of approximating to the domain bounded by multiple curves anddistinguishing different material regions is programmed.

研究了对多种曲线组成区域的网格逼近、不同材料区域的识别算法，提出并改进多条曲线交界处网格逼近的算法。

The building itself serves multiple roles as barracks, bowyer's workshop, practise range, and a tactical training centre.

靶场包括远程军营、弓箭作坊、训练场地和战术训练基地，同时由箭术大师常驻营地，为受训部队示范除火枪外多种远程武器的使用技巧。

After multiple tours, Scrambas was reassigned to the personal guard of Bail Organa, yet Scrambas still found himself in the midst of things -- the Senator was taking an unusual level of interest in the war, visiting fronts as diverse as Boz Pity, Qalydon and Metalorn.

执行了几次任务后，斯克拉姆巴斯被派给贝尔·奥加纳当贴身警卫。但斯克拉姆巴斯觉得自己依然在战场——奥加纳议员对战争表现出异乎寻常的关心，他频繁访问博兹皮蒂、卡莱登和梅塔洛恩等不同的前线星球。

Invisible braces hit the market in 1987, and now there are multiple brands.

隐形牙套在1987年投放市场，现在已经有了多个品牌。

Theoretical analysis of and experiments on the fundamentals, efficiency, cross-modulation, inter-modulation and spectrum analysis of multiple-frequency acousto-optic Bragg diffraction are made and its application in laser high-speed printer illustrated.

本文对多频声光布喇格衍射的原理、效率、交叉调制、互调制、频谱分析等进行理论分析和实验研究，并阐明其在激光高速印字机中的应用。

By taking advantage of the non-conjugate transformation and multiple variant equations on braid group s, two intractable problems are proposed, and the hardness of these problems comes from the enlarged amount of va.

辫子群是一种新兴的适用于量子计算机时代的公钥密码平台，辫子群上已知的用于公钥密码系统的一些难解问题和基于这些难解问题的公钥加密算法都受到不同程度的攻击。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。