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预应力固井
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预应力固井
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工学
固井
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pre-stress cementing
预应力固井
在固井时,在套管串下部连接预应力地锚,给套管施加一定强度的拉应力,使套管在一定拉伸状态下被水泥凝结,当温度升高时,就可抵消一部分套管受热产生的压应力,从而提高套管的耐温极限,减缓或避免注蒸汽造成的套管破坏的固井方法。
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dual emission display
dual encoding
dual-encoding
dual energy gamma-ray transmission coal ash monitor
dual-energy X-ray inspection technology for large container
dual Euclidean space
dual-excellent agricultural engineering
dual extremal problem
dual field
dual field strength tensor
dual figure
dual figures
dual-flow filtering technology for oily water treatment
dual fluidized bed gasifier
dual form
dual formula
dual fraction
dual frame
dualfrequency induced polarization instrument
dual frequency interference measurement
dual frequency laser
dual-frequency laser
dual-frequency positioning
dual-frequency sounder
dual fuel combustion
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