Today, raw material billets, steel prices rose once again pull, cost-push pipe prices still rising demand, the prices of short-term business planning possible again.

今日原料钢坯、带钢价格再次拉涨，成本推动焊管价格仍存在上涨的需求，短期内商家价格有酝酿再次补涨的可能。

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The valve can not bear the push, pull and torsion action generated by the heat-expansion and cold-contraction of pipe or other reason.

盲板阀不得承受管道热胀冷缩或其他原因发生的外力对其产生推拉、扭曲作用。

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Crews are slowly pumping heavy drilling mud into a cap on the top of the well, to push down hydrocarbons that are already present in the well pipe.

工程人员正在缓慢地将特殊泥浆注入井口上的控油罩，将油井管道中已经形成的碳氢化合物压在下面。

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That was as deep as one could look into the earth with the available geological tools--and also about as far into the ground as anyone knew how to drill a well and push pipe into the hole.

FORBES: A Gold Mine In Oil Exploration

On the platform, researchers push pieces of fish down a pipe that goes right to the bottom of the water.

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