查询词典 iron rail

In fishing,the sliding cone blocks enter the fish cavity easily acted by a guide shoe and a guide cone,slide downward by its own weight,produce relative displacement to the guide rail slope,and the radial distance between its tooth face and the spear rod increases until it touches the inner wall of the fish cavity; while lifting the drilling string,the guide rail slope on the spear rod forces the sliding cone blocks to bite the inner wall of the tubing fished.

打捞时在引鞋和导锥的作用下滑牙块能够顺利进入鱼腔并依靠自重下滑，沿导轨外伸直至其齿面与鱼腔内壁接触；随后上提钻柱，矛杆上的导轨斜面迫使滑牙块咬紧被打捞油管内壁，当油管严重偏磨使一对滑牙块卡在磨穿位置时，另一对能有效卡在未磨损部位，同时外筒限制了油管外胀变形。

Then after closure, taking steel perimeter beam and perimeter beam rail as slip base, in order of symmetrical balance, hoisting each steel "leaf" respectively up to the installation platforming of steel leaf, again by utilizing the steel perimeter beam, perimeter beam rail and hydraulic thrusting slip equipment, performing the installation for the eight steel leaves until they are closed together.

施工中采用了&一点吊装、平面滑移&的技术进行安装，即采取同一固定点吊装，先将分段钢环梁利用环梁轨道和液压顶推设备滑移，分段逐步滑移和顶推、逐步拼接，直至钢环梁合拢。将合拢后的钢环梁和环梁轨道作为滑移底座，按对称、平衡的顺序将每片钢叶瓣分别吊装至安装平台上，再次利用钢环梁、环梁轨道和液压顶推滑移设备，将8片钢叶瓣逐步安装到位。

Please secure the slide rail to the appliance by inserting right screws into the front holes in the slide rail and tightening them up.

请把合适的螺丝插入滑动轨道前端螺孔内并上紧螺丝，以便把滑动轨道固定在机器上。

By dynamically analyzing the stress state between the skip dump wheels and dump rail when the dump wheels of up-open fan gate skip are getting into the skip rail, and the tension changes of skip hoist rope, the related mechanical model and mathematic model are established and corresponding parameters are obtained.

通过对上开式扇形闸门箕斗卸载轮进入卸载曲轨时箕斗卸载轮与卸载曲轨之间的受力状况以及箕斗提升钢丝绳张力变化进行动态分析，建立相关的力学和数学模型，得出相关参数。

At the same time can participate in the exhibition show the product and conveyor belt: rubber, flame retardant, metal, polyester, nylon conveyor belt, conveyor belt, chain, belt protection devices; ribbon, steel mesh, Teflon net, fiberglass net transport technology and equipment related products, as well as belts, hanging, sheet metal chain, differential chain, roller, telescopic type, sorting, electric rail car, rail, pipeline and other transportation lines, speed chain , plug-in, packing, shock absorber production line; hand push-type, sheet-style assembly line, electrical test line, pushing the ring line, coating line, automatic guided vehicles transport systems, pipeline systems, pipeline technology and equipment related products.

此次展览会是在青岛国际会展中心由中国机械工程学会物流工程分会与中国机械工程学会机械传动分会共同主办，同时由青岛海瀚会展有限公司承办的。同时在展会中可以参加展会的产品有输送带和网带：橡胶、阻燃、金属、聚脂、尼龙输送带，输送网带，输送链，皮带保护装置；织带，钢板网，铁氟龙网，玻纤网等输送技术与装备方面的相关产品，还有皮带、悬挂、钣链、差速链、辊道、伸缩型、分拣、电轨小车、轨道、管道等输送线，倍速链、插件、包装、减震器等生产线；手推式、钣式装配线，电器检测线，手推环形线，涂装流水线，自动导向车输送系统，输气管系统等流水线技术与装备的相关产品。

City has a variety of rail cars in the field of self-strength, so that the urban rail industry enterprises to obtain a broad space for development.

市一中的自我轨道车领域的各种力量，使城市轨道交通行业企业获得广阔的发展空间。

In order to adapt the quick development of our economy rail will still upgrade. In the case the safety of rail transportation is becoming more and more important.

为了适应我国经济的高速发展，铁路还将不断提速升级，在这种情势下，加强对同质性事故的&免疫&、预防各类铁路灾害的发生，就显得越来越重要。

For proper management of urban rail safety, the Ministry of Construction in the next year on April 27 made circular from May 20 onwards for urban rail safety inspection.

为切实做好城市轨道交通安全管理工作，建设部于今年4月27日下发通知，要求各地从5月20日起开展城市轨道交通安全检查工作。

Rail transit platform safety gate as the protective equipment for public safety, is widely used in the ground and the elevated stations of subway, light rail transit and so on, which features environmental protection and safety ensurance.

轨道交通站台安全门系统作为公共安全防护设备，广泛应用在地铁、轻轨等轨道交通中的高架和地面站台上，具有环保和安全功能。

Considering the effect of current profile, a simple model was adopted to calculate the rail and armature joule heating of a small-scale electromagnetic rail gun after a single shot.

考虑了脉冲波形的影响，采用简化模型计算了自行设计的一种小型电磁轨道炮在单次发射后金属导轨和电枢中的焦耳热。

Sopdet was believed to be wife of Sah and the mother of Soped.

Sopdet被认为是塞斯的妻子和莎披的母亲。

A brief review is given on the current situation, recent domestic advances and future tendency of nuclear theory research. Several suggestions for the future development of nuclear theory are presented.

本文就低能核理论的研究现状、国内近期主要研究进展和将来的发展趋势作简要分析和概述，并对核理论研究工作的今后发展提出了建议。