管线

Companies specializing in manufacturing all kinds of special specifications winding machine, such as dipping line, hose lines, nylon curtain line winding machine, cable filled with winding machine, the security cable winding machine, plastic single-wire winding machine, carbon fiber Vol. Around the machine, with kink winding machine, environmental protection Zhisheng with winding machine, decorated with winding machine, artificial turf silk winding machine, round wire winding machines.

公司专业制造各种特殊规格的收卷机，如浸胶线，胶管线，锦纶帘子线收卷机，电缆填充带卷绕机，防伪拉线卷绕机，涂塑单丝卷绕机，碳纤维卷绕机，扭结带卷绕机，环保纸绳带卷绕机，装饰带卷绕机，人造草坪丝卷绕机，圆丝收卷机等。

The hydraulic system is made up of hydraulic pumping station and related oil pipeline, cylinder etc. The oil pipeline is fixed on site.

液压系统是由液压泵站和相关输油管道缸等石油管线是固定的地盘。

The mechanical expanding process is a key technique of cylindric products.

机械扩径是现代管线钢管制造方法的一项关键技术，包括扩径工艺和扩径装备两个方面。

This text passes correctly elm two of Daqing oil field is united --One Song unite person who bury oil pipeline scene to live in environment survey and study, is it take a sample test , environmental corrosivity survey , corrosivity measuring of pipeline and assess of soil to excavate, is it cause person who bury pipeline antiseptic layers of invalid main factor to find out , confirm the environmental grade of corrosion of soil according to environmental comprehensive physics and chemistry index of soil, grasp pipeline antiseptic invalid law of layer , study antiseptic layers of resistivity decay law and to influence that negative pole protect, is it suitable for person who bury antiseptic layer of life-span of the pipeline calculate formulae and actual effect criterion model to propose on the basis of this text, illustrate and simply analyse oil field long to fail person who bury antiseptic layer of surplus ability to work of the pipeline, unite for elm two --One Song unite pipeline antiseptic maintenance of layer , is it put forward science rational suggestion to change.

本文通过对大庆油田榆二联——宋一联埋地输油管道所处环境的现场调研、开挖取样化验、环境土壤的腐蚀性勘测、管线的腐蚀性检测和评估，找出引起埋地管道防腐层失效的主要因素，并根据环境土壤的综合理化指标确定该段环境土壤的腐蚀等级，掌握管道防腐层的失效规律，研究防腐层电阻率衰减规律及其对阴极保护的影响，在本文的基础上提出适用于埋地管道防腐层寿命计算公式和失效判据模型，例证和浅析油田长输埋地管道防腐层剩余工作能力，为榆二联——宋一联管道防腐层的维修、更换提出科学合理的建议。

As the Nanjing tap-water outreaching, the government controlled the cholera and economized a great sum of defrayment every year, and let the Nanjing fire fighting system to be more perfectly.

随著南京自来水供应区域不断的扩展，除了让每年夏季爆发的霍乱疫情得以控制外，也减轻了国民政府每年钜额的救助开支；同时，随著自来水管线与救火龙头的装设，南京的消防系统亦更趋完善。

Different antenna frequency have different using, underground utilities or dewater box can use antenna frequency 100 MHz with 250 MHz.

4不同天线频率有其适用性，地下管线及箱涵可搭配天线频率100 MHz和250 MHz相互使用。

The law of phase change of pipeline steel X80 during continual cooling was studied by adopting dilatometer.

中文摘要：采用膨胀仪研究管线钢X80连续冷却过程中的相变规律。

The CCT curves of pipeline steel X80 were drawn by adopting dilatometer and metallographic method, and the effects of cooling rates on microstructure and hardness of the steel were studied.

采用热膨胀法和金相法相结合测绘管线钢X80的CCT曲线，并研究冷却速率对组织和硬度的影响规律。

The analytical data gathered from this detector is directed along line 48 to a signal to integrator/computer which is not shown.

从该检测器收集的分析数据沿管线48被输送到信号仪，然后输送到积分仪/计算机。

In this background, there is an urgent demand for the development of urban drainpipe management information system.

而传统的人工管理方式存在很大缺陷，已无法适应城市管线现代化管理的需要，在这种情况下城市排水管网管理信息系统的建立迫在眉睫。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。