Result: Before operation, the levels of all the variables were within normal range.
结果：术前各项观测指标均在正常值范围内。
Because of the extensive number of variables that impact survival across the range of etiologies that cause structural failure (tornadoes, bombings, construction failures, natural gas explosions, mudslides, tsunamis, and others), the authors narrowed the focus of this investigation to collapse from earthquake etiology.
作者最终将研究的重点放在由地震导致的垮塌。采用前瞻性和选择分类的研究方法，作者对医学文献和媒体报道都做了关于地震后营救时间的详细调查。
In accordance with the characteristics of large-scale chemical process optimization problems, mathematical models for multicomponent distillation are built, and a set of reduced Hessian successive quadratic programming algorithm on the basis of null and range space decomposition is developed which overcomes the difficulty of SQP emerged as the algorithm for nonlinear problems with a small to moderate number of variables.
本文针对大型化工系统流程优化问题的特点，建立了多元精馏塔的数学模型，提出了一套较完整的基于零程空间分解的简约Hesse序列二次规划优化算法，解决了SQP法不能直接用于大规模优化问题求解的难题。
In chapter two, we introduce more off-diagonal variables in the symmetric Lax matrix of the Toda chain model, and generalize the Toda chain model to the case of quasi-long range interactions(the coupling range is [p/2]). We also prove its integrability, and give the method of how to obtain the exact solu- tion.
第二章我们在总结原始Toda晶格Lax矩阵的数学性质的基础上，在对称的L矩阵中引入更多的非对角变量，将Toda晶格推广至准长程(力程为[p／2])相互作用的情形，给出精确求解的办法。
Some of these variables will represent a continuous range of behavior for instance, from
有些变量可能会代表一个连续范围内的行为（比如从计算机新手到老手），有些变量可能会代表一些多个离散的选择（比如使用数码相机和使用胶卷相机）。
When the auxiliary variables of Sequential-Adjustment Estimators are reduced into one, Sequential-Adjustment Estimators was an unbiased estimators and mean square error is smaller than simple estimators in the range of specific error.
如果将序贯调整时辅助变量的个数减少为一个，序贯调整估计量仍然是一个渐近无偏的估计量，且均方误差比简单估计量要小，但与事后分层估计量的均方误差很接近。
Value range analysis based on abstract interpretation can give the invariant relationship of variables at every program point which is very important to compilation optimization and error examination.
基于抽象解释的数值程序分析可以自动推导程序中数值变量间的不变式关系，这对于编译优化、程序错误检查至关重要。
Although theory analysis and experience accumulation provide a principle for drawing up a plan of a technology in the cup drawing of a cylindrical cup, this only provide a range of choice process variables.
在圆筒件的拉深实践中，虽然理论分析与经验积累已为工艺方案的制定提供了依据与原则，但这仅规定了选择参数的大致范围。
Because heat exchanger networks synthesis need to take into account the energy balance of the streams and heat exchangers, the temperature range, the constraints of the split streams, logic variables of heat exchangers, et al.
换热网络需要考虑到网络中物流和换热器的能量平衡，换热中温度范围限制，分流的约束，以及表示换热器存在的逻辑变量约束等大量约束。
Some Classes of homogeneous ordinary differential equations are introduced. The integrity and quadrature formula are obtained with the method of exchanging position or substitution of variables. Thus their application range is widened.
提出几类齐次型常微分方程，通过变量替换及交换变量位置法，给出它们的可积性证明及求积公式，以达到拓宽其应用范围的目的。
If the range of synthetic error is from - 30% to + 30%, the influence of the observation errors on the recovery of control variables is not large.
在将随机误差范围改为0-30%后，观测误差对控制变量的反演影响很明显，除浮游植物最大生长率之外，其它控制变量的反演值与初始值相比几乎没有改变。
Through an iteration of " resolution - check - refinement ", the algorithm reduces ranges of constraint variables with range constraints and control constraints, and improves resolution precision of overflow expression step by step.
该方法通过一个求解一检查一改进的迭代过程，不断缩小约束变量在范围约束和控制约束下的取值范围，逐步提高溢出表达式的计算精度。
As shown as surfaces and contours, an increase in screw rotation speed, or an increase in the feed moisture, generally decreased the system running current significantly, while the barrel temperature has no obvious effect on the running current at the range of variables examined.
结果表明，螺杆转速和喂料湿度对挤压机系统运行均有影响，提高螺杆转速和喂料湿度都会降低系统运行电流。在本实验范围内的腔体温度对系统运行的影响不明显。
Secondly, from the view of the study variables and variables selected range, this paper summarizes variable from previous studies and add two study variables, the level of urbanization and population aging, making the study of cash leakage rate is more suitable to our national condition.
其次，在研究变量和变量选取的范围来看，本文总结了前人研究现金漏损率的变量，添加了城镇化水平和人口老龄化两个研究变量，使得现金漏损率的研究更加符合我国的国情。
Separable variables are a special class of first order differential equations, which has a wide range of uses in practice.
可分离变量的一阶微分方程是一类特殊的一阶微分方程，它在实际中有着广泛的用途。
The space panel data model analysis can discuss whether there is space connection and the direction and size of this association in R & D activities'input and output variables in space range.
空间面板数据模型分析可以探讨研发活动的投入和产出变量在空间范围内是否存在空间联系以及这种联系的方向和大小如何。
This thesis gathered 56 climatic, social and economic variables from the Beijing Statistical Yearbook covering from 1986 to 2008, which had the same time range of water use data.
使用的自变量数据集合为从历年统计年鉴中找出的56个自然和社会经济指标，他们具有和用水数据相同的从1986年到2008年的时间范围。
The optimization of highway configurations is determined by a combination of the dynamic programming method and the direct search method. Since the target function of the variables within the allowable range is continuous, a very good convergence can be attained.
将动态规划法与直接搜索法相结合，以进行公路线形优化，鉴于在变量的可行域范围内的目标函数是连续的，因而能很好地收敛。
A mathematical model for discrete variable topology optimum design was presented on the basis of the two types of discrete variables - range ling profile and topology and their coupled relations.
在考虑断面面积和拓扑两类离散变量及其耦合关系的基础上，建立了离散变量拓扑优化设计的数学模型；
The paper introduced the online dynamic weighting system of electric excavator, analysed all the variables that affected the bucket weight according to mechanical knowledge, then the characteristic and range of these variables were applied to select suitable sensor to make measurement.
介绍了在电动挖掘机上对矿物在线动态称重的方法，根据力学知识分析影响铲斗重量的所有变量，依据这些变量的特征和范围选择合适的传感器来进行测量。