When you are finished filling out the user name, GECOS field, and core ulimit, click Enter to create the user. 填写用户名、GECOS字段和coreulimit之后,按Enter创建用户。
Filling Standard of Earth Material and Measures of Engineering Treatment for Core Wall of Heihe Dam 黑河大坝心墙土料填筑标准及其工程处理措施
The compaction standards of the sand-gravel material for filling the dam shell of earth-rockfill dam with clay core are conventionally controlled by the relative density. 粘土心墙土石坝的坝壳砂砾料填筑施工中的压实标准以相对密度控制。
The CFG pile is the ground reinforcement one method, at present uses the vibration settling tube filling pile law and the long spiral core tube pump over blend pours into the pile two methods. CFG桩属地基加固的一种方法,目前采用振动沉管灌注桩法和长螺旋芯管泵送混合料灌注成桩两种方法。
To innovate the management of filling stations is to establish a series of management system and enterprise culture which are based on objective data and put customers at the core. 加油站创新管理就是要建立一整套开放的、基于客观数据的、为客户创造价值的管理体系和企业文化。
Second, key of the technology is the use of a melt able core which should not only bear pressure of the mold filling metal melt, but also could reduce the resistance of the core to metal contraction by the core being molten; 该技术的重点在于可熔性金属芯的应用,可熔性金属芯既要能使合金液圆满充型,又要在充型结束后熔化以减少收缩阻力;
Through development and utilization of multi-layered complex sand bag to solve the problems of underwater filling and placing of sand bags ( as dike core), the operation efficiency was raised, the engineering quality was improved and the cost was cut down. 多层复合砂袋的开发使用,解决了袋装砂堤心水下充灌及铺设工艺,提高了工效及工程质量,节约了成本。
Self-adapting Scanning Beam Algorithm for Filling Core of Simple Polygon 自适应扫描线的简单多边形核填充算法
After the sliding, follow-up emergency actions to remedy the dam were made using material substitution filling method and loading berm method within short time and the comprehensive reinforcement including permeation grouting in core of the dam were conducted also for a long time. 滑坡发生后,在短期内采用了材料替代填筑方法和反压平台方法进行了紧急修补,并采取了包括对大坝心墙进行防渗灌浆在内的综合除险加固措施,以保证大坝的长期安全。
The paper presents a kind of semi-dry loose tube optical cable without filling compound in the core. 介绍一种在缆芯中不填充油膏的半干式松管光缆。
Then whether the filling core method is fit is known, and the reinforcement scheme can be made better. 依据这种技术,可以基本判断缺陷是否适合采用填芯法补强及更好地制定补强的方案。
Gradient-density PUF was produced in two ways: mould shaping and embed shaping, through changing volume filling coefficient, mass filling coefficient, and the size of foam core. 采用模塑成型和嵌入成型两种方法,通过改变体积填充系数、质量填充系数和芯体尺寸,制备了梯度密度聚氨酯泡沫塑料。
Therefore, improving the filling capacity becomes a core problem for the application of die-casting in thin-wall casting. 因此,如何提高薄壁铸件在金属型中的充型能力成为制约金属型薄壁铸造应用的一项瓶颈技术。
The factors affecting the compacting in negative pressure sand filling moulding and in core making for resin-bonded sand have been studied. 研究了影响树脂砂负压填砂造型和制芯紧实的因素。
Interval velocity filling method velocity-field-built is very useful for foothill thrust belt, whose core is to acquire interval velocity correctly. 层速度充填法速度建场是山前冲断带的一套建场方法,核心是准确求取层速度。
Opening grooves on the foam core will greatly improve the mold filling speed and production efficiency, and also enhance the interfacial properties between the structural core materials and the panels, which make it especially suitable for the preparation of large-scale, reinforced and shaped structural parts. 在泡沫芯材上开设沟槽,不但能大大提高充模速度和生产效率,而且能大大增加夹芯结构芯材和面板的界面性能,特别适合于大型、加筋和异型结构件的制备。
Then, the present method is used to investigate the influence of geometrical parameters such as filling fraction, core to coating thickness ratio and plate thickness on the first frequency gap. 3. 利用本方法研究了填充率、芯体和包覆层厚度之比以及板厚等参数对第一频率带隙的影响。
Waste filling is a late-model environment compatible mining technical measures which achieve to reduce subsidence and emission, also one of core content of green mining technology system. 矸石充填开采是一种集减沉与减排为一体的新型环境相容开采技术措施,也是绿色开采技术体系的核心内容之一。