A numerical method for the lower bound limit analysis of 3-d structures under multi-loading systems is presented.
本文提出了多组载荷作用下三维结构下限分析的数值方法。
To achieve a sharper picture and limit the eye strain that can affect 3-D viewers, some filmmakers are experimenting with higher speeds.
为了获得更鲜明的图像，减少观看3-D电影时对眼睛的压力，有些拍摄者开始尝试更快的放映速度。
This objective can be done by abolish the non-tariff barriers, reduce intra-ASEAN tariffs and limit the imports quantity (SEACON, n. d. ).
这个目标可以通过取消非关税壁垒，降低关税和进口东盟内部限制数量。
The video conference system also has some shortages such as its lack of managing functions and limit on user numbers, so the further R&D is required.
但本系统会议管理功能较简单，由于硬件限制，支持的用户数量也有限，还需要做进一步的研究和开发。
The sliding surface of rock or soil block usually appears three-dimensional feature, so, the 2-D limit equilibrium method is not good to analyze the block stability.
岩体与土体失稳的滑裂面形状大多具有三维特征，用二维极限平衡理论难以得到与实际相应的分析结果。
Markey (D-Mass.) and Joe Barton (R-Tex.) said last week they are working on a bill to limit the collection of personal information about teens and prevent targeted marketing to them.
Markey (D - Mass.)和JoeBarton (r - Tex .)上周说，他们正忙于一项关于限制商业行为收集青少年个人信息的法案，同时也包括阻止市场将青少年作为商业营销目标。
The many electron effects on the barrier D - center in a strong magnetic field are investigated in the framework of static random phase and long wave limit approximation.
利用无规相近似，讨论了长波极限强磁场条件下垒D-心的多电子效应。
Furthermore, the P-S-N curves of D type V belt are plotted and the distribution of limit stress are deduced.
还根据所得寿命分布作出了D型V带的P-S-N曲线，并据此推断出极限应力的分布规律可以用威布尔分布或正态分布描述。
The analog circuit consists of power-supply modular, signal pickup circuit, analog filter amplifier, gain control circuit, power ground lifting circuit and signal limit circuit of A/D channel.
模拟电路部分包括：电池电源供电模块、信号采集电路、模拟滤波和放大电路、增益调节电路、地电压抬升电路和A/D输入信号限制电路。
The Canadian Cancer Society says the daily upper safety limit is 2,000 units, and that their recommendation of 1,000 IU takes into account vitamin D from diet and other sources.
加拿大癌症协会说每日维生素D服用量的安全上限为2000IU，他们之所以推荐每日服用1000IU维生素D是考虑到饮食和其它一些维生素D的来源。
By limit equilibrium method and 3-d FEM calculating, this paper simulated the stability and processing project for the earth slide in Baoquan.
通过极限平衡法和三维有限元模拟计算，模拟了宝泉滑坡体的稳定性和工程处理方案。
With a general program of the3 D RBJE, this paper calculated the upper bound of the square base limit load on the center of the top surface of the square pillar.
文中用通用的二维刚体元程序计算了正方形柱体顶面中心区域作用方形基础载荷情况的上限解。
There is no current research available that provides a safe limit for sun exposure to maximize vitamin D production that does not put the individual's health at risk for developing skin cancer.
现在的研究无法做出伤害人体的实验，以至于无法得出究竟多少的晒日可以尽可能产生维生素D而不至于对健康产生患皮肤癌的风险。
A direct iterative algorithm was used to determine the kinematic limit load of the 3-d structure.
提出了一种直接迭代算法来求解三维结构的上限极限载荷。
Based on the study of ideal estuary, this article has studied the tidal limit and tidal current limit of Yangtze estuary by using the 2-d numerical model.
第二部分在理想河口研究的基础上，对长江下游感潮河段进行了水动力数值模拟。
Based on the study of ideal estuary, this article has studied the tidal limit and tidal current limit of Yangtze estuary by using the 2-d numerical model.
第二部分在理想河口研究的基础上，对长江下游感潮河段进行了水动力数值模拟。
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