An Asian surge in high-speed trains and rising US freight locomotive demand have helped create boom conditions in the once-moribund railway supply industry, new research has shown.

The well known causality condition, puts the structure constraints on the multirate controllers. The violation and the restoration of causal condition are discussed.

由于因果条件，多采样率控制器具有结构约束.本文还对因果条件的破坏和恢复因果条件的方案作了讨论。

In addition, it is shown from the formulae analysis and numerical calculation that the representation theorem of Hp functions implies the causality condition.

此外，从公式分析和数值模拟都表明，H~p函数的表示定理隐含了因果性条件。

Method Respectively estimate the labor time, delivery type, degrees of labor pain, fetal distress and postpartum hemorrhage condition between analgesia group of 86 cases and control group of 45 cases.

方法采用笑气吸入分娩镇痛86例作为观察组，未采用任何分娩镇痛的45例作为对照组。观察比较两组的产痛程度、产程时间、分娩方式、胎儿窘迫、新生儿窒息及产后出血情况。

The results indicated that compared with the contrast group, the respiratory rate of the oleic acid group increased, depth of respiration shallowed, showing "distress condition" dyspnea;

结果表明：油酸组与对照组比较，动物呼吸频率加快，幅度变浅，呈窘迫状呼吸困难；

In this paper, the concrete pavement distress condition classifi-cation with definitions, the grading of the distress severity and its measurement are presented.

本文对水泥混凝土路面的损坏状况进行了分类，并给出相应的定义，损坏程度分级和计量方法。

A pavement condition index PCI is adopted for evaluating the pavement distress condition which is formulated by pavement condition survey and condition rating test.

采用路面状况指数PCI作为路面损坏的评价指标。通过主客观相结合的方法，提出了PCI的评定关系式。

A Hierarchy-Weight Evaluation Method of Bridge Distress Condition

基于构件的桥梁缺损状况分层加权评价方法

Distress Condition Evaluation for Concrete Pavements

水泥混凝土路面损坏评价方法

Research on the Critical Value of Asphalt Pavement Distress Condition

对沥青路面破损状况极限值的研究

Cubic Spline Interpolation With General End Conditions(ⅱ)

一般二点端点条件下的三次样条插值（Ⅱ）

Effects of end conditions of the vessel and material parameters on the residual stress were studied.

通过改变端部边界条件和材料参数研究了容器端部形式和材料参数对容器残余应力的影响。

Image coherent ratio threshold is introduced as the end conditions of denoising.

在医学图像去噪中，为了解决稀疏自适应去噪问题，引入了图像相干比阈值作为医学图像去噪的结束条件。

Firstly, the choices of end conditions are discussed in the paper.

文中首先讨论了确定端点条件的不同选择。

The local un stability failure condition after stability failure is deduced by energy principle.

从能量的观点出发，推导出了岩石发生稳定破坏后区仍有局部失稳破坏发生的条件；

The Relation Between Achievement Goal Orientation and Performance Under Success or Failure Condition

成败情境下不同成就目标取向学生业绩表现的差异

According to the bound failure condition of the rectangular cross section, the limit value of axial compres-sive ratio for concrete frame columns is analyzed concerning with the factor of longitudinal reinforcement, composite stirrups and core reinforcement etc.

导并计算了混凝土柱截面在界限破坏条件下的轴压比，讨论了箍筋约束、周边纵向钢筋、芯筋和其他因素对柱轴压比限值的有利影响。

According to the failure condition defined by soil deformations, the parameters of model are determined and the model is built up.

根据土的破坏条件，确定出相应参数并建立其尖点突变模型。

A Grey System Forecasting Method Used to Forecast the Sea ice Condition

利用灰色系统方法预测冰情

Radial basis function network model for prediction of sea ice condition

海洋冰情预测的径向基函数网络模型

By using the winter air temperature data of the Bo-hai sea area from 1951 to 2003 for the climate guideline of the ice condition.

本文取上世纪后50年至2003年度冬季渤海地区气温作为与渤海冬季冰情有关的气候指标。