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预应力固井
释义
预应力固井
Encyclopedia
工学
固井
释
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。
随便看
core nutrients
core of a line
core of an economy
core of a subgroup
core O glycan
core O-glycan
core parents
core-periphery structure
core periphery theory
core photoemission spectroscopy
core photoemission spectroscopy, CPS
core pinning
core polarization
corepresentation
corepressor
corequake
core radius
core recovery
core sampling
core sand
core scanning
core scenic area of scenic regions
core self-evaluation
core-separation plant
core shadow
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