分段

Based on MAX-MIN ant system with roulette wheel,a subsection mutation ant system of solving TSP is put forward.

提出一种求解TSP问题的具有分段和变异特性的蚁群算法SMAS。

The distribution of thickness rolled and profile are simulated by considering roll system elastic deformation theory, distributions of tension stresses theory and roll thermal crown theory during rolling of wide strip and high speed aluminum foil roughing mill the rolling technology and thermochemistry parameters are tested, etc, the paper verifies above theories.

采用差分法模拟了具有分段冷却装置的宽幅高速铝箔粗轧机轧辊的温度场及热凸度分布。对轧辊热形为特性进行了全面的研究。首次考虑铝箔轧制的辊系弹性变形理论。张应力分布理论及轧辊热变形理论模拟了宽幅高速铝箔粗轧机的轧后断面形状及板形。

Meantime, based on the migratory characteristics of main roof fall, the main roof were divided into some plate group and plate group mechanical model was established for main roof with different crannies and fault ages.

同时针对深部采场顶板岩体垮落具有局部、分段、迁移的时空特征，将长壁工作面采场顶板划分成若干个相互铰接的薄板，建立了薄板组力学模型。

In order to study basic roof's destruction movement that affects working face in horizontal section top coal caving in mining steep seams, this paper analyses tension of roof using elastic and thin board theory and concludes criterion of roof destruction based on long and narrow thin board.

摘要为研究急斜煤层水平分段放顶煤开采过程中基本顶破坏活动对工作面的影响，根据急斜煤层基本顶具有倾斜狭长板的特点，运用弹性薄板理论对基本顶岩层进行了拉应力分析，得出了顶板破断的判别准则，建立了基本顶初次破断后形成的&铰接结构&的力学模型。

Simulating model test is firstly carried to manifest there must have certain structure in roof strata about roof research. Secondly, discretion formula of roof destruction is obtained by simplifying roof strata to elastic thin board.

对顶板的研究中，首先运用相似模拟实验直观表明开采过程中顶板岩层中存在一定的结构体；其次将分段开采后顶板岩层简化为四边固支的弹性薄板，得出了顶板破断的判别式。

The mechanism of the tribomate pairs＇ anti-abrasive wear（ Mo-alloy sprayed piston ring/P-B cylinder bore ） under certain amounts of quartz sand was studied by SRV subsection experimentation.

采用SRV试验机分段试验方法，对喷钼活塞环与磷硼气缸套组成的摩擦副，在石英砂磨粒条件下的抗磨粒磨损机制进行了研究。

This paper introduces the typical structure,especially the method of loop and the principle of subsection of Hangzhou distribution system,analyses the configuration of low voltage net.

介绍了杭州市电力局现行配电网的网架结构，着重就环网方式、分段原则以及低压配电网的布置进行了分析，提出了配电网设计的基本原

If the result is again a draw or if there are no individual Time-Trial stages the placings obtained in each stage shall be added and, as a last resort, the place obtained in the last stage ridden shall be taken into consideration.

如果总时间还是相同，或是比赛中没有个人计时赛，就将运动员在分段所得的名次进行累加以决定胜者；如果还相同，就以最后一段比赛名次决定。

Bolt-retained sectional denture is a compensative and improve method of traditional removable partial denture.

铰链式分段义齿是对常规可摘局部义齿的一种补充与改进，对组织倒凹过大、固位要求高的患者，能够明显改善修复效果。

A new launch vehicle telemetry system scheme with an independent sub-system of environmental measurement is designed, which could analyze environmental data on rocket and then sends analysis results instead of original measurement data to the ground station during the flight tests. And a method of overlapping data segmentation is presented for solving the error-accumulation problem caused by calculating the shock response spectra during the whole flight. Besides, the rocket-borne optimal process parameters of the acoustic noise, shock and vibration are obtained by simulation combined hardware resources and system capacity.

通过设计独立的力学环境测量及数据处理子系统构建新的遥测系统体系结构，在箭上完成力学环境数据处理并将处理结果代替原始测量数据发到地面；提出了数据重叠分段处理方法，解决了飞行全程处理冲击响应谱的误差积累问题；建模仿真给出了箭上力学环境数据的优化处理参数；完成了箭上实时处理器设计。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。