orbifold是什么意思

网络释义

用法例句

For the main movement of B type curing press is from the traditional vertical raising and down to turning improved into vertical raising/down then flat movable, the reliability of this design is providing with hidden guide rail, it is move safe for the segmented mold and increasing service life to assure the accuracy of cured tire.

B型硫化机主运动由传统的垂直升降─翻转改进为垂直升降─平移,其可行性是设计了隐形导轨,这有利于活络模使用的安全,寿命的提高,确保硫化轮胎的精度。

Research purposes:The structure or foundation of urban mass transit usually distort,resulting in track distortion and irregularity which serious endanger the traffic safe,so it is very important to monitor the track distortion of urban mass transit for the purposes of keeping accidents away and guaranteeing the safe running of urban mass transit.

研究目的:城轨交通工程由于结构或者地基变形,将会引起城轨交通的运营设备轨道变形,致使线路不平顺,严重时将危及行车安全。

This paper analyzes the vibration reduction characteristics of ladder tracks by numerical simulation and experiments based on the vibration experiments performed in the Laboratory of Tunnels and Underground Works of Beijing Jiaotong University.

结合北京交通大学地下工程实验室的减振试验,从试验结果分析、数值模拟2方面来研究梯形轨道的动力响应特性,试验结果和数值模拟都表明梯形轨道具有良好的减振性能:对28Hz以上频段引起的振动,减振效果可以达到40多dB;在对低频振动要求不太严格的地方,梯形轨道完全可以实现减振降噪的功能;为梯形轨道能够应用于地铁隧道减振提供了一定的理论支持。

Study on the Construction Technology of Ladder Sleeper Vibration Reduction Ballastless Bed on the Urban Rail Viaduct

城铁高架桥上梯形轨枕减振道床施工技术研究

The paper describes the design of plane layout of ladder sleepers on curve sections with super-elevation and the method of installing super-elevation on curve sections.

阐述梯形轨枕在设有超高的曲线地段平面布置的计算方法,以及曲线地段超高的实现方法。

The transfer mechanism of longitudinal forces of the rail equipped with ladder sleepers on bridge is different from that of traditional ballastless track because of structural differences.

梯形轨枕是一种新型的轨道结构形式,由于结构上的差异,桥上梯形轨道无缝线路纵向力传递机理与常规桥上无缝线路有所不同,而目前梯形枕的使用和研究尚处于起步阶段,对纵向力问题研究尚少。

Exploration on the Deformation Monitoring Methods for Subgrade and Track of Dedicated Passenger Lines;

客运专线路基及轨道变形监测方法的探讨

Analytical formula of track deformation under a single wheel load was derived by establishing the differential equation of track vibration.

通过建立轨道振动微分方程,得到了单轮作用下轨道变形的解析表达式。

Analysis of Stress and Deformation of Beam-end Track Structure For Guangzhou-Zhuhai Intercity Rail Transit

广珠城际轨道交通梁端轨道结构受力变形分析

Orbit Design for Satellite Kuafu-A Based on Invariant Manifolds

基于不变流形的夸父卫星A轨道设计

The shape of a real 2p orbital is two separated, distorted ellipsoids.

实2p轨道的形状是两个分开的变形的椭球。

Experimental Study on Creep Deformation of High-performance Concrete Bridge with Ballastless Track

无碴轨道桥梁高强混凝土徐变变形的试验研究

The Thermal Deformation of Continuous Maglev Guideway and Influence on Vibration

磁浮连续轨道梁温度变形及对振动的影响

Torsional Deformations and Their Critical Values for Long-span Bridges in Rail Transit

大跨度轨道交通桥梁扭转变形及其限值

To converge(railroad tracks) to form a gantlet.

使（两股铁路轨道）汇聚以形成套式轨道

That gradually would reduce the orbit from an elongated ellipse to smaller, progressively more circular shapes.

这麽做会逐渐将轨道从扁长椭圆形收缩成较小且逐渐变圆的形状。

spherically symmetrical orbitals

(分子的) 球形对称轨道

A satellite's circle around the earth.

卫星绕地球的环形轨道

Applications of Mean-field Plus Nearest-orbit Pairing Interaction Model to Actinide Nuclei

平均场加邻近轨道相互作用对力模型对超铀区大形变核的应用

Research on Changing Rules of Track Geometry after General Overhaul for Heavy&Quick Line;

重载快速区段线路综合大修作业后轨道几何形位变化规律的研究

Applications of Nilsson and Relativistic Mean-field Plus Nearest-orbit Pairing Interaction Model to Well-deformed Nuclei;

Nilsson及相对论平均场加邻近轨道对力模型对大形变核的应用

Applicaions of Mean-field Plus Nearest-orbit Pairing Interaction Model to Well-deformed Nuclei;

平均场加邻近轨道相互作用对力模型在大形变核中的应用

Applications of Nilsson and Axial Relativistic Mean-field Plus Nearest-Orbit Pairing Interaction Model to Well-deformed Nuclei;

Nilsson及轴对称相对论平均场加邻近轨道对力模型对大形变核的应用

Electromagnetic Moments of Well-deformed Nuclei in the Nilsson Mean-field Plus Nearest-Orbit Pairing Interaction Model

Nilsson平均场加邻近轨道对力模型中大形变核电磁极矩的计算