General work conditions and operating features of refuse bulldozers are analyzed, which includes some special requirements on power device, drivie line, travel system, work attachment and external covering as well as their respective design characteristics.

In this paper, with the dynamical model of milling machine, the power change regular and influence factor between travel system and cutter system of this machine is analyzed, and a new concept named adaptive power control is put forward.

本文从铣刨机的动力学模型入手，分析了行走系统与转子系统功率变化规律与影响因素，并提出了铣刨机的自功率控制概念和内涵。

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The model of the negotiation used to study the multi-attribute problems, the human factors and balance selection ( strategy), and gives decision-making, in order to achieve intelligent services of the travel system.

该模型对协商过程中的多议题问题、人为倾向因素和平衡性选取（策略）进行研究，并给出决策，从而实现旅游原型系统的智能化服务。

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The Swiss Pass, Swiss Flexipass, and Swiss Card from the Swiss Travel System enable vacationers to save time and money traveling this way.

瑞士铁路票、瑞士铁路纵横游票和瑞士交通系统发的卡都是为了能让观光者以省钱和省时间的方式旅行。

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Coupled Mechanics and Hydraulics Based Simulation for Hydraulic Travel System of Dual Drum Vibratory Compactor three-axle ( tandem) roller two-wheel transversal vibratory roller

基于机液耦合的双钢轮振动压路机行走液压系统仿真

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There are few systematical formulas to calculate the roller number and the distances between rollers in crawler travel system of rotary pile drill.

旋挖钻机履带式行走装置支重轮之间的距离及其数量的多少，尚缺少系统的计算公式。

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The power of the system is divided into four parts: travel system, rotationally sawing system, clamping system and manipulator's servo control system.

该系统将动力功能分成四个部分：行走系统、旋切、夹紧和机械手伺服控制系统。

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In this thesis, the dissipative structure of tourism system is expounded. The computational modeling of entropy in travel system is established firstly.

解析了旅游系统的耗散结构特征，并提出了旅游系统熵的计算模型。

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Experiments have demonstrated the rationality and correctness of the hydraulic automatic control technique applied to travel system and belt automatic tensioning device.

试验证明了该行走系统及皮带自动张紧装置中运用的液压自动控制技术的合理性及正确性。

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Travel system frame design, to include strength calculation, set design, three-dimensional solid modeling and finite element analysis and optimization.

对运梁车的车架进行了设计，包括强度计算、均载设计、三维实体建模以及有限元分析。

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We introduced and compared some sentence similarity calculation methods and proposed our own method which is suitable for travel system.

本文介绍和比较了句子相似度计算的理论和方法，提出了适合于旅游问答系统的句子相似度算法。

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Calculation for Roller Arrangement in Crawler Travel System of Rotary Pile Drill

旋挖钻机履带行走装置支重轮的布置计算

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DSP-based Hardware Design for Digital Controller of Travel System on Asphalt Concrete Paver

基于DSP的沥青混凝土摊铺机行驶系统数字控制器的硬件设计

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A Study of Hydraulic Travel System for Log Loading and Transit Vehicles

木材装卸运输车液压行走系统研究

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The concept of travel construction system was studied in this paper, which was considered as one of the subsystems of travel system.

研究了旅游建筑系统概念，笔者认为该系统是旅游系统的亚系统。

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With each step, we will have a set of programs that form the fancied Magellan Travel system.

在每一步里，我们都将有一套程序去实现麦哲伦海峡旅游系统的构思。

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The Red Planet, the fourth from the Sun, is probably one of the most talked-about potential candidates for extraterrestrial life and even for human colonization.

火星是太阳系由内往外数的第四颗行星，这颗红色行星可能是被谈论最多的疑似存在生命的星球，不但有存在地外生命的可能，还有可能实现火星殖民。

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Nasa has said that it wants to establish a Mars colony by the 2030s while the European Space Agency is hoping to return to the Moon even sooner.

美国航空航天局表示，希望在本世纪30年代在火星建立殖民地。欧洲航天局则希望能更早重返月球。

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An ambitious project to establish a human colony on Mars has attracted applications from tens of thousands of would-be astronauts, just two weeks after applications opened.

一项雄心勃勃的火星人类殖民计划在开放申请短短两周之内就吸引了成千上万名宇航员志愿者。

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Meanwhile, Elon Musk, the founder of SpaceX, has announced a bold vision to send people to Mars and colonize it.

同时美国太空探索技术公司创始人埃隆·马斯克曾宣布了大胆的火星殖民计划。

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Region Tourism Internal Structure Evolution Empirical Study& Take Zhangjiajie as the Example

区域旅游业内部结构演变实证研究&以张家界为例

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