查询词典 auricular tube

It measures the space between tube-sheet of upper and bottom in assembly of tube bundle firstly,then unifying the dimension of tubes,finally proceeding with the welding of tubes,which reduces the difficulty of tube bundle assembly and improves work effic.

在管束组装中采用先测量上、下管板间距，再确定换热管长度，然后穿换热管并组焊的工序，降低了管束组装的难度，提高了工作效率。

The corporation has two lines of tube producing, which is hot-rolling seamless steel tube and cold-drawing seamless steel tube.

无锡西姆莱斯钢管有限公司是江苏锡钢集团与香港坚邦实业有限公司共同出资建造的中外合作企业。

A simplified mechanical model of a typical axially loaded sleeved compression member is introduced. Some reasonable constitutive relation curves of the inner steel tube are chosen for analyzing in two numerical examples. One is analysis on its axially loaded bearing capacity under different working conditions. The other is stability analysis of grid structure with SCM. The buckling control effect of the inner steel tube is evaluated with the outer steel tube applied in these conditions.

阐述了轴心受压情况下典型套管构件的简化力学模型，选择利用合理的套管构件内核本构关系，用2个算例（内核圆钢管不同工况下的轴压承载力分析和网架结构应用套管构件的稳定计算分析）分析了外钢管对轴心受压内钢管的失稳控制效果。

The heavy-caliber petroleum pipe line, the air conduit, the seamless steel pipe, the welded pipe, the stainless steel steel pipe (Fang Xing, moment, circle stainless steel pipe and so on), fittings, the cold rolling seamless tube, the box thread seamless steel pipe, the cold draw seamless steel pipe, the corrosion preventing special steel pipe, the compo pipe, the boiler pipe, the bushed bearing and so on conical seamless steel pipe, seamless heterogeneous steel pipe, metal corrugated pipe, industry welded pipe, carbon steel tube and so on, construct the steel pipe, the multiple-unit tube, the compound steel pipe, the wire conduit, the thread steel pipe welded steel pipe, the pot galvanize steel pipe, the electricity galvanization steel pipe, the KBG line drive pipe, the delivery pipe and so on;..

大口径输油管、输气管、无缝钢管、焊管、不锈钢钢管（方型、矩型、圆型不锈钢管等）、锥型无缝钢管、无缝异型钢管、金属波纹管、工业焊接管、碳钢管等配件、冷轧无缝管、内螺纹无缝钢管、冷拔无缝钢管、防腐蚀特种钢管、合金管、锅炉管、轴承管等、建筑钢管、复合管、复合钢管、导线管、螺纹钢管焊接钢管、热镀锌钢管、电镀锌钢管、KBG线路导管、供水管等；。。

In the design of expension tool, the cone angle is the key, because it must satisfy the plastic extreme condition of the expension tube and reduce the upgoing frictional resistance of the expension cone to minimize the possibility of tool sticking. It is preferred that the material quality of expension tube must differs from that of casing and the yield limit of expension tube must be less than that of casing, which is favorable to protect casing.

在膨胀工具结构设计中，锥角设计是关键，除了要满足膨胀管达到塑性极限条件外，还应综合考虑膨胀锥上行的摩阻尽可能小，以减小工具卡死的可能；膨胀管的材质应与套管材质有差异为好，并且膨胀管的屈服极限应小于套管的屈服极限，这样有利于保护套管。

The company is currently in volume production and the gradual perfection of the following LED products; full-color digital rainbow pipe, guardrail lamp profile, full-color digital tube smart screen ads, T5 tube, vibrant wall color, pixel screen, high-power spotlights, LED table lamp, high power cast light, point light source series, wash the wall lamp, crystal lamp lens contours, LED pixel light epoxy, the ceilings and wall lights, lamp cups, light bulbs, crystal cellular foam, crystal lamp string series, underwater lights, Buried lights, brick lights, LED advertising signs module, Rainbow Designs tube lamp series, star lights, net lights, curtain lights and Christmas light string; also LED Exposure lights, strobe light bulb series, fuse lamp belt; company also manufactures full color LED display control system, LED solar lawn lamp, LED series lighting and accessories, as well as fiber-optic light source generator series.

公司目前正量产及逐步完善以下LED系列产品；全彩数码彩虹管、护栏轮廓灯管、全彩智能数码管广告屏、T5管、动感彩屏墙、像素显示屏、大功率射灯、LED台灯、大功率投光灯、点光源系列、洗墙灯系列、水晶透镜轮廓灯、LED环氧像素灯条、天花幕墙灯、灯杯、灯泡、水晶蜂窝泡、水晶灯串系列、水底灯、埋地灯、地砖灯、广告标志发光模块、彩虹管图案造型灯系列、星星灯、网灯、窗帘灯及圣诞灯串；还有LED曝光灯、频闪灯泡系列，保险丝灯带；公司还生产LED全彩显示屏控制系统、LED太阳能草坪灯、LED系列灯饰配件以及光纤与光源发生器系列。

In order to relatively keep uniform steam distribution along tube length direction, the ratio between tube bundle length and tube plate diameter must be reasonable.

为了使蒸汽沿管长方向分配比较均匀，管束长度与管板直径的比值必须合理。

Through three-dimensional numerical simulation of water field in draft tube, it can show the velocity and pressure distribution in draft tube, which is helpful to optimize parameters in designing hydropower station and draft tube. It also has important meaning for optimum design of hydropower station.

通过数值模拟方法计算尾水管内三维定常流动，可以方便地揭示尾水管内的速度和压力分布，有助于进行水电站设计优化参数的选择和改进尾水管的设计，对水电站的优化设计有着重要的意义。

A fiber plastic tube with infiltration resistance membrane is dipped with composite resin to form a composite flexible tube, than the tube is turned inside out by hydraulic pressure and, as a lining, adhibited on inner wall of an old pipeline.

该技术采用有防渗透薄膜的纤维塑料软管，并经复合树脂充分浸渍形成纤维塑料复合软管，再通过水压将软管翻转并内衬在需修复的旧管道内壁，固化后形成一条坚固光滑的纤维塑料复合新管。

The shell- and- tube heat exchanger of the tube plate and tube expansion joints used to connect the general pattern or welding.

管壳式换热器管子-管板接头连接一般采用胀接或焊接型式。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。