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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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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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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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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Development and application of pipe string pressure testing advice for gas lift well
气举井管柱试压装置的研制与应用
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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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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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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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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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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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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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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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