1、

Application of Spring Theory to Mechanics Analysis of Downhole Pipe String

弹簧理论在井下作业管柱力学分析中的应用

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2、

The dynamical analysis of rotating pipe string in well bore

井筒内旋转管柱动力学分析

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3、

Research and analysis have been made for buckling of long pipe string under gravity.

详细分析和研究了自重作用下竖直长管柱的屈曲问题。

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4、

Research and application of a new type separate layer water injection and testing pipe string

新型分层注水分层测试管柱研究及应用

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5、

Application of torque mechanics analysis of fishing pipe string in trouble well

事故井打捞管柱扭矩分析及其应用

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6、

Research and application of the closed matching exploitation pipe string in low productivity well

低产能油井(层)闭式配套开采管柱的研究与应用

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7、

Experiment on Compound Forming of Bulging and Extrusion for Long-Branch Tee Pipe

长支管T型管接头复合胀形试验

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8、

The feed-pipe is as clean as a whistle, so I'm afraid, if the oil is not getting through to the burner, the valve must be faulty.

送料管干干净净, 所以我担心要是油不通过喷嘴, 阀门一定有毛病.

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9、

The workmanship with large section rectangular pipe jacking is hereby described regarding the engineering practice t.

针对工程实际情况介绍了大截面矩形顶管掘进的施工工艺.

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10、

Its main products include all types of bar, bar , steel strip, deformedbar , thin-wall pipe so on.

产品主要是各种型号角钢 、 扁钢 、 带钢、螺纹钢 、 薄壁管等.

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11、

Give qualitative two means to take account of standard for steel strip and welded steel pipe.

在全面考虑钢带和焊管标准的基础上,提出解决钢带判定的两种方法.

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12、

It also introduces the market scope and developing prospect of domestic plastic door-window, plastic pipe, thermal and soud insulation building materials, plastic decorative plate, plastic wallpaper, etc.

重点介绍了我国塑料门窗、塑料管材与管件、保温隔音材料、塑料装饰板,以及塑料地板、塑料壁纸等其它建筑塑料制品的市场规模和发展前景。

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13、

Test Research on Sulfur Corrosion Damage of High Temperature Superheater Pipe

高温过热器管硫腐蚀损坏试验研究

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14、

The problems of traditional hot wall transfer line of vacuum tower, such as more heat displacement of the horizontal pipe at low velocity, large pushing force on the tower support and severe sulfur corrosion, etc., are analyzed.

剖析了传统的热壁减压塔转油线存在的低速段水平直管热位移量大,对减压蒸馏塔和支架的推力大,硫腐蚀严重等问题。

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15、

The workman cheered when oil at last gushed from the pipe.

油终于从油管中喷出时,工人们雀跃欢呼.

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16、

The set-top devices access a high bandwidth pipe, but two-way interaction is currently limited.

顶匣盒可访问高带宽的通道但目前 双向 交互功能有限.

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17、

Lu-hong , a senior analyst at seamless steel pipe, said.

鲁宏 的资深无缝钢管分析师表示.

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18、

PVC pipe should be put ring. Cross-channel is strictly prohibited.

PVC管应套上密封圈. 管道严禁交叉.

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19、

At the same time, rock wool and glass wool aluminium silicate wool can also be made of composite rockwool composite insulating pipe shell.

同时岩棉亦可与玻璃棉硅酸铝棉复合制成岩棉复合保温管壳。

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20、

Main: various types of pipe: Chengcha, thread: elbow four-way, the hoop, both inside and outside joints.

主营: 各类管件: 承插, 螺纹: 弯头,三通,四通, 管箍, 内外接头.

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