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The paper makes description of effective box beam construction technology and workmanship which can be adopted in other projects,such technologies as:manufacturing and fixing of reinforcement,steel reinforcement fixing baseplate,web plate and top plate respectively and lifting the steel skeleton into form,requirements of design and manufacturing and way of utilization for dismantling-erection type formwork and hydraulic formwork,optimization of concrete ratio,concrete pouring process of two ends of beam in priority over the middle,in sequence of first baseplate followed by web plate and top plate at last,concrete pouring in inclined section and in horizontal layer,concrete vibration mainly byexternal vibrator in assistance with internal vibrator,methods and regulation for steam curing of concrete,dual controls over stress and strain to ensure quality of prestressing workmanship,construction method of effective beam moving by heavy-weight special moving facility,some regulations and key notes about construction of grouting under pressure,beam ends sealing,water-proof layer on the bridge surface system,protective coating.

文中介绍的采用胎具制作和绑扎钢筋，分底腹板和顶板分别绑扎并吊装钢筋骨架入模；拆装式和液压式两种模板的设计、制作要求和使用方法；综合考虑、优化混凝土配合比，混凝土灌注从两端至中间、先底板、后腹板、再顶板的施工顺序和斜向分段、腹板水平分层、附着式振捣为主、插入式捣固为辅的施工工艺，蒸汽养护的方法和规定；应力～应变双控制确保预应力施工质量的施工技术；采用重物移运器有效移梁的施工方法；压浆、封端、桥面防水层和保护层施工的一些规定和注意事项等都是对箱梁制造行之有效的施工技术和施工方法，并可为以后类似施工作借鉴。

The relations among the different condition, lime content and ages in lime-ash soil construction process are drawn,which can provide reference for construction units to grasp its changes rules,and lay a foundation for making feasible construction plan and measurement criterion.

通过室内试验对二灰土在恒温箱低温养生、养护室标准养生和暴露养生这三种养护条件下石灰剂量的衰减规律进行试验研究，得出的二灰土底基层施工中养护条件、实测灰剂量与龄期之间的相互关系，可为施工单位掌握二灰土石灰剂量变化情况提供依据，并为制定出科学可行的施工组织计划和检测标准打下基础。

This paper studies the change of lime reduction of lime-ash soil under the following three conditions in an inside experiment,such as low temperature,stable temperature and exposed found. The relations among the different condition,lime content and ages in lime-ash soil construction process are drawn,which can provide reference for construction units to grasp its changes rules,and lay a foundation for making feasible construction plan and measurement criterion.

通过室内试验对二灰土在恒温箱低温养生、养护室标准养生和暴露养生这三种养护条件下石灰剂量的衰减规律进行试验研究，得出的二灰土底基层施工中养护条件、实测灰剂量与龄期之间的相互关系，可为施工单位掌握二灰土石灰剂量变化情况提供依据，并为制定出科学可行的施工组织计划和检测标准打下基础。

The main contents and results of this paper are listed as follows:Based on the finite element analysis software ANSYS establish a bridge of three-dimensional mechanical model of CWR;Based on an actual project,calculate different conditions of three forms of bridge and research the reasonable removal scope of fastener;Research on the allowed lock temperature rail track construction of partial maintenance of range.By analyzing the result obtain the best way to replace the support of a bridge and the range of removal of the bearing and permission of rail temperature of construction.It supports some recommendations for the replacement of city construction maintenance.

本文主要研究内容为：基于有限元分析软件ANSYS建立了桥上无缝线路三维力学模型；依据某实际工程，分析计算了三种桥梁形式在不同顶升工况下的钢轨和扣件受力，研究了扣件的合理拆除范围；对维修后局部钢轨施工锁定轨温的允许范围进行了研究；分析得出了城轨桥梁更换支座施工的最佳顶升方式、扣件拆除范围和允许施工轨温，为城轨桥梁更换支座的施工维修提出了一些建议。

It is understood that the country wooden furniture and wood-based panel Quality Center is located at Pizhou City Economic Development Zone, by Pizhou city government to invest some 124 million yuan to build, covers an area of 84.6 mu, total construction area of the main 20,000 square meters, since early in March 2007 laid the foundation stone to start the construction has been completed the main engineering building, currently under way to install curtain walls, internal and external decoration, the construction of ancillary facilities and greening, lighting and other projects, has been ordered by the total value of 17,800,000 yuan equipment abroad advanced equipment ordered all arrive in Singapore, Shanghai, Nanjing and other ports, in the domestic order of the instruments and equipment manufacturers have all been completed and arrived at the designated locations by the end of March until the Center can be installed after delivery, commissioning, trial operation input .

据了解，国家木制家具及人造板质量中心位于邳州市经济开发区由邳州市政府投资约1.24亿元兴建，占地84.6亩，总建筑面积面积主要二点零零零万平方米自2007年3月月初奠基开工建设，已完成主体工程建设，目前正在安装玻璃幕墙，内部和外部装饰，配套设施及绿化，灯光和建筑其他项目中，已经由一七八〇〇〇〇〇元订购设备的总价值国外先进设备下令所有抵达新加坡，上海，南京等港口的仪器和设备制造商国内秩序，已全部完成，并在指定地点到达在3月底之前，中心还可以交付后安装，调试，投入试运行。

The damming technique is relatively perfect now, but because of the problems in construction management are more and more severe, such as construction scheme and matching machine, which manifest the high construction expenses.

虽然碾压混凝土筑坝技术已达到较成熟的地步，但是由于采用不同施工组织方案和机械配套方面存在的施工管理问题越来越突出，这集中反映了碾压混凝土坝施工费用的巨大浪费。

Monocoque construction results in a lighter vehicle, and is now used for virtually all car construction, although body-on-frame construction is still suitable for larger vehicles such as trucks.

在较轻的车辆单体建筑的结果，现在几乎所有的汽车用于建筑，虽然身体上框架结构仍然是合适的大型车辆，如卡车。

At the same time, adhere to the innovative ideas and a scientific attitude and hard work, indomitable spirit, and promote transformation and upgrading of Chemical Industry Park, under construction in the hands of the East Asian petrochemical industry, chemical industry is the second phase project of the Friends of major projects, the development of project plans table, a clear time-node, objectives, tasks and responsibilities of the requirements of the implementation of wallcharts operations to ensure that it is the second phase project of the Friends of chemicals and a number of other major projects in hand to complete by the end of June for approval, and strive to start construction as soon as possible to ensure that the East Asia and a number of other petrochemical construction for the early completion of major projects of production, transformation and upgrading the park for the chemical industry to provide a solid support.

同时，坚持以创新的思路、科学的态度和艰苦创业、顽强拼搏的精神，推动化工园区转型升级，对在手在建的亚东石化、实友化工二期工程等重大项目，制定项目建设计划表，明确时间节点、目标任务和责任要求，实施挂图作战，确保实友化工二期工程等一批在手重大项目6月底前完成报批，力争早日开工建设，确保亚东石化等一批在建重大项目早日建成达产，为化工园区转型升级提供坚实的产业支撑。

Only the construction organization plan and the construction drawing budget nimble will unify, the theory relation practice, will grasp the construction market the economical trend, can achieve the expectation effect, will realize the entire project three to control a two coordinated goal.

只有将施工组织设计和施工图预算相结合，理论联系实践，掌握建筑市场的经济走向，才能达到预期效果，实现整个工程的三控两管一协调的目的。

The construction process, the entire platform by supporting a group of young in solid concrete and the stiffness of the supporting poles smaller, thus ensuring safety of slipform construction slip-form construction process is an important issue.

施工过程中，整个操作平台支承于一群靠低龄期混凝土稳固且刚度较小的支承杆上，因而确保滑模施工安全是滑模施工工艺的一个重要问题。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。