多部件的

You can open, or load, more than one part at any time and work on several parts concurrently.

你可以同时打开或者加载多个部件。已加载的部件，有两种状态

This system can complete quickly,the realtime parametric design of turbojet,turbofan,turboprop and turboshaft engine and its parts.During designing the required information,data and structural graphics can be inquired interactively from Aeroengine Information Database and Structure Database.

该系统可以实现对涡喷、涡扇、涡轴和涡桨航空发动机部件图和总图的参数化实时设计，在参数化设计过程中提供发动机信息数据库、结构数据库的交互式查询，为设计提供所需的信息、数据和结构图形支持，可达到快速地生成供方案论证应用的各种航空发动机部件图、总图及各种信息，能快速实现多方案对比设计。

A simulation-based model is applied to describing the phased-mission system with multi-repairer. Algorithms for calculation of the optimization quantity of spare parts are provided. To examine the applicability of the method, some examples are presented in this paper. Finally, the optimization quantity of spare parts following exponential distribution are calculated with both this method and analysable method.

近年来，许多学者在这方面进行研究，如文献[1]介绍了单阶段任务条件下部件寿命服从指数分布的备件携行量计算方法；文献[2]给出了其它几种特殊分布的计算方法，但都是针对单阶段任务条件下部件不可修情况的；文献[3]给出了一种基于BDD的多阶段任务备件携行量计算方法，但仍是仅研究了指数分布、且任务期间部件不可修的情况。

The faceblank is an important functional assembly in the overall design of the facepiece,which puts other functional assemblies,such as eyepieces,breathing system,voice transmitter and nosecup etc.

罩体是将防毒面具中各功能部件(如眼窗、呼吸气系统、通话器和阻水罩等)组成为一个整体的骨架，是面罩总体设计中的一个重要部件，涉及面罩十多项技术性能指标。

Because it has high flexibility, it makes operator can arrange all kinds of equipment conveniently. The unique motion part of flectional beating in the transmitting pipe. Therefore the property of machine is reliable. It does not need to maintain nearly and cannot take place the problem of pollution caused by lubricating grease of beating.

挠性螺旋体是该输送机唯一的运动部件，无论做多远距离输送，输送管中没有轴承等其它运动部件，因此该输送机性能可靠，几乎不需要维修，不会发生如周朝呢感润滑油污染输送物料这类问题。

Wherein, the handle is formed by the hand-holder and a handle tube with adjustable length; the machine body has a handle mounting part and several parts inside it to filter the foreign matters of air; the fixing plug can fix handle tube on the machine body; the handle guider can guide the handle tube on one side of machine body and it is formed by the inner guider at the back of machine to cover the front of handle tube and a outer guider outside the inner guider to cover the back of handle tube, while the inner and outer guiders have protective element to avoid their damage caused by the friction between them and handle tube.

把手由手握部和可调整长度的把手导管构成；机身形成有把手安装部，并内置多个部件而过滤空气中异物；固定插座将把手导管固定在机身上；把手导向在机身的一侧引导把手导管移动。把手导向由在机身后面包住把手导管前面的内侧导向和在内侧导向外侧包住把手导管后面的外侧导向构成。这样的内侧导向和外侧导向还配备保护部件，防止内侧导向和外侧导向与把手导管摩擦而受到损伤。

The design and practical research of oil-pumping unit using non-touching point control cabinet in desert oilfield;2. In this paper, the general situation of artificial lift in China is introduced, and the new development of electrical submersible pump production technology in abroad was analyzed, including electrical submersible pump,separator, protector, electrical motor, control cabinet , cable and so on.

分析了国内油田人工举升概况，重点介绍了国外电泵采油技术新进展，包括电潜泵、分离器、保护器、电机、控制柜、电缆等方面，给出了目前世界电潜泵的发展趋势主要是改进各种配套部件、加工工艺，以延长泵的使用寿命，电潜泵朝着深井、高压、大排量、高寿命、耐高温、多品种方向发展；电潜泵生产商研制了用于特殊情况下的特殊电潜泵及其部件，编制计算机程序进行泵的优化设计；最后指出了国内电泵采油存在的问题及下一步攻关方向。

Jinan Colombian-run special machinery and equipment Manufacturing Co., Ltd., Jinan, the main production and operating the second Machine Tool Plant production of various types of closed and open-mechanical press, multi-presses, stretching Press, A series of goal-planer, single - Arm planer, planing-machine, CNC gantry boring and milling machine accessories, parts, planing mill to the various parts and installation.

济南哥润特机械设备制造有限公司主要生产和经营济南第二机床厂生产的各种型号的闭式，开式机械压力机，多工位压力机，拉伸压力机，A系列龙门刨床，单臂刨床，刨边机，数控龙门镗铣床的配件、部件、刨改铣的各种部件及安装。

Turning the dish drives to usually adopt the machine method,because the machine drives of spreading and moving the chain is long,spreading to move the parts many,spread to move the device complicated,on the some special artesian well equipments,will often appear whole machine set arrange the difficult circumstance,and host weight over big,affect the host moves to carry function.

0前言转盘是钻机或修井机旋转系统的主要部件，把发动机的旋转运动通过减速机构变为垂直旋转运动。转盘驱动通常采用机械方式，由于机械驱动的传动链长，传动部件多，传动装置复杂，在一些特殊的钻井设备上，常会出现整机台面布置困难的情况，且主机重量过大，影响主机的移动性能。

High-speed, muti-services and economy have become the major issues of the futUreIP backbone technology As far as thes poiflt is concerned, thes paPer explores layer 3switdrig technology Which seParates control comPonent and fOrward comPontal in thetraditional roulers. TWo forwarding al gori thms ----d ata-driven mo d el and top olo gy drivenmodel are also comPared, a next generation IP backbone echno l o gy---- Multiproto co lLabel Switching is developed, with its operation and its dePloyInent in traffic engineering,c1ass-ofservce and virtual private network.

本文从未来IP骨干网技术所要求的高速化、多业务支持、经济性出发，介绍了在传统路由器基础上将控制部件和转发部件分离的第三层交换技术，比较了数据驱动模型和控制驱动模型两种转发算法，并由此引出下一代IP骨干网络技术——多协议标记交换，阐述了其工作原理以及在流量工程、服务等级区分和虚拟专用网中的应用。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失