管线

Aiming at the toughness fluctuation of the high grade thick plate pipeline steel submerged arc welding.SEM and energy spectrum analysis had been used to analyze weld microstructure, appearance of impact fracture,composition segregation,weld inclusions,welding wire purity,etc..

针对这种高钢级厚板管线钢埋弧焊接条件下出现的焊缝韧性波动，采用SEM、能谱分析等对焊缝微观组织、冲击断口形貌、成分偏析、焊缝夹杂物、焊丝纯净度等进行了分析。

Asbestos board smallpox and the aluminum will buckle the board smallpox similar merit are advantageous for in smallpox the mechanical and electrical project service (general office construction building store height too not to be high, will not surpass 3.5 meters, even if has made on plaster tablet person smallpox, also will be unable on human mechanical and electrical pipeline to carry on service to smallpox in).

矿棉板天花和铝扣板天花同样的优点是便于天花内机电工程的维修（一般办公室的建筑层高都不会太高，不超过3.5米，即使做了石膏板上人天花，也无法上人对天花内机电管线进行维修）。

Nowadays, GMAW process with one-side welding and back formation becomes mainstream technology for pipeline installation in the world.

外焊GMAW单面焊双面成形已得到广泛应用，成为国际管线施工的主流技术。

Pipeline cleaner launch /receiving ball barrel is the essential process device for pipeline cleaning operation in terms of launching and receiving pipeline cleaning equipment.

清管器收、发球筒是管线清管扫线作业时发送和接收清管设备的重要工艺装备。

Pipeline cleaner launch /receiving ball barrel is the essential process device for pipeline cleaning operation in terms of launching and receiving pipeline cleaning equipment.

清管器，发球清管器，发球清管器收、发球筒是管线清管扫线作业时发送和接收清管设备的重要工艺装备。

Natural gas hydrate formation has dualism: on the one hand,natural gas hydrate will result in blocking flowlines and process equipment during gas production and gathering and transportation,which will directly effect normal production of oil and gas and bring about serious safe problems.

天然气水合物的生成具有双重性，一方面在天然气开采和集输过程中，水合物的生成会造成集输管线和生产设备堵塞，不仅直接影响油气工业的正常生产还会带来严重的安全问题；另一方面，基于天然气水合物的各种应用技术又具有诱人的工业应用前景。

Install brake lines that connect master cylinder to combination valve.

安装连接总泵至组合阀的煞车管线。

Chongqing Branch to use the airfield depot systems come on line recently put into use the three Zhejiang JIALI produced 125GY150 pipeline pumps, after more than two years of operation, the proof of such use of vertical control structure of the high centrifugal pipeline coaxiality pumps do have a process to simplify piping attachment, fluid access to stable, near zero leakage shaft seal, noise is very small, low-efficient features.

重庆分公司使用油库机坪管线加油系统新近投入使用了三台浙江佳力公司生产的125GY150管道泵，经过两年多的运行，证明此类采用立式管制式结构的高同轴度管道离心泵确实具有工艺管路附件简化、流体进出平稳、轴端密封近零泄漏、噪声很小、高效低耗的特点。

Nanjing Changjiang Waterway Engineering Bureau currently has the Netherlands, Japan and China to build its own large and medium-sized aircraft from harrow suction, suction, chain bucket, grab dredger, blowing mud vessels and other vessels dredging ships, as well as a large number for the dredging, fill supporting the use of auxiliary vessels and ancillary equipment such as sludge pipeline.

长江南京航道工程局目前拥有荷兰、日本和我国自行建造的大、中型自航耙吸式、绞吸式、链斗式、抓斗式挖泥船、吹泥船等多艘疏浚工程船舶，以及大批为疏浚、吹填配套使用的辅助船舶和排泥管线等辅助设备。

As the increase of time and length of the water distribution, chlorine in the water reduces gradually and there is possibility of producing bacteria.

随著时间和配水管线的增长，水体中的氯气也逐渐减少，此时就有产生细菌之可能性。

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。