闸

When power is transmitted to the elevator shaft, it drives the splined center wheel and the planetary mechanism which consists of three planetary wheels forming 120 degrees with each other and the inner gears drives the drum to rotate, the hoisting band brake is combined with the hoisting disc, and the drum's left ring is combined with the braking band brake, then the elevator has three status: hoisting, braking, and lowering down.

当动力传至升降机轴后，轴带动与花键联接的中心轮，三个互成120度的行心轮及内齿圈组成的行星机构，使卷筒回转，提升抱闸与提升盘结合，卷筒左端外圈与制动抱闸结合，这样升降机具有提升、制动、下降三种工作状态。

Tatsu Hongrui company specializing in the production of electronic devices rectifier, brake pipe module (including MTC MFC MDC MFG MD five series) and the rectifier, thyristor discrete devices.

鸿瑞达电子器件公司专业生产整流管、闸管模块（包括MTC MFC MDC MFG MD等五大系列）和整流管、晶闸管分立器件。

Therefore,the reliability of brake shoe quality is directly related to the rail transport safety.

在合成闸瓦生产过程中，重要的一个环节是合成闸瓦的热处理工艺。

One hydropower station is the second class hydropower station, The hydropower station adopts guide water to generate electricity, The control of dams gate is made up of the Spillway sluice, Flushing sluice, Breast wall and pump for deep well, Because the original system adopts the routine to control, Dependability is low, Do not accord with the request that the computer monitoring, So It is essential for the original control system to renew.

某电厂为二级电厂，电站采用引水发电，坝区闸门控制由溢洪闸、冲沙闸、调压井等组成，由于原系统采用常规控制，可靠性低，不满足计算机监控的要求，为此对原控制系统进行改造。

Ram sealing surface than the valve seat to seal a broad margin, and to ensure that the valve is not in use before the sealing of the bottom line and the gate valve seat bottom line sealing surface at the same level, so that the valve in the use of a certain period of time after not even wear Will reduce the need to ensure the sealing surface width.

闸板密封面比阀座密封面宽出一定的余量，并保证阀门在未使用前闸板密封面底线与阀座密封面底线在同一高度，使阀门在使用一定时间后即使磨损也不会减少必须保证的密封面宽度。

Taking the Cangdongpian inning area on the west side of Tiaozini Sand as a case study,the paper analyzed the compages and validity of ebb tide water to maintain the flood discharge creek below the tide lock for different projects of seawall line.

文章以条子泥西侧岸滩仓东片匡围为例，探讨了不同堤线方案下邻近闸下流槽各种落潮水量组成及其维护闸下排水能力的有效性。

This article introduces a new contravariant bridge circuit in the power source of the medium friquency induction furnace,analyzes the necessity of using R-C for protecting the thyris-tors.

介绍一种新型晶闸管中频感应电炉的逆变电桥，分析了对该电桥逆变晶闸管采用阻容保护电路的必要性。

Shaanxi-Ru 100 million construction and installation Decoration Engineering Co., Ltd. is engaged in building mechanical and electrical equipment installation, indoor and outdoor decoration, landscaping, fountain sculpture, construction steel, petroleum pipelines, corrosion insulation waterproofing, water and electricity HVAC, building curtain wall, intelligent engineering , communications equipment installation works, fire road traffic facilities and road roadbed, bridges and sports facilities, engineering design, construction, installation, construction decoration project budget and final accounts and audit preparation and audit consulting services, advertising, production and dissemination; Xi'an Highway Transportation Facilities Reflective signs of construction engineering, Xi'an, Xi'an, speed hump, protective Misnomer, Xian-chu, anti-collision warning, various traffic cone, wide-angle convex mirror, reflective vest, construction clothing, crash the water horse, contour standard, reflective spike , Anti-glare panels, bull barrel, triangle warning planes, the warning line, barrier tape, high-brightness lattice reflective film, parking locks, retaining wall protector, traffic Plum lights, traffic baton, reflective materials, hot melt crossed the road machine, Xi'an road cold spray liner machine, parking smart Barrier, Barrier intelligent toll station, as well as all levels of roads, community, school construction projects such as crossed.

陕西儒亿建筑安装装饰工程有限公司是从事建筑机电设备安装、室内外装饰装修、园林绿化、喷泉雕塑、建筑钢结构、石油管道、防腐保温防水工程、水电暖通、建筑幕墙、智能化工程、通讯设备安装工程、消防道路交通设施和公路路基路面、桥梁及体育场设施工程的设计、施工、安装，建筑装饰工程预决算与审计编制及审核咨询服务，广告设计制作与发布；西安公路交通设施工程部施工西安反光标志牌，西安橡胶减速带，防护隔离栏，西安防撞警示柱，各种交通锥，广角凸面镜，反光背心，施工服装，防撞水马，轮廓标，反光道钉，防眩板，防撞筒，三角警示架、警戒线、护栏带，高亮度晶格反光膜，车位锁，护墙角保护器，交通梅花灯，交通指挥棒，反光材料，道路热熔划线机，西安道路冷喷划线机，停车场智能道闸，收费站智能道闸，以及各级公路、社区、校园等划线施工工程。

According to the structural feature of parallel single disk gate valve,the strength and rigidity of body will be calculated with finite element method,and with cylindroid shell theory .

根据主闸阀结构特点，分别用有限元法和椭圆柱板壳理论公式计算了阀体的强度与刚度，并进行了分析对比，同时对闸板的刚度进行了校核。

What I wanted to do was pull some massive emergency brake on the universe, like the brakes I'd seen on the subways during our school trip to New York City.

当时我想要做的，就是拉下宇宙运转的那个重重的紧急刹车闸，就像在学校组织的纽约之行中，我于地铁上所见到的刹车闸一样。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。