“pre-stress cementing”的概念、定义、翻译、参考文献-科学参考

单词	pre-stress cementing
释义	pre-stress cementing 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	exemption by paying a ransom exemptions administration exempt somebody from due punishment exercice exercise exercise addiction exercise and lipid metabolism exercise and physical health exercise and prevention of chronic diseases exercise and protein metabolism exercise and sugar metabolism exercise-associated anemia exercise-associated hematuria exercise-associated hemoglobinuria exercise-associated sudden death exercise barrier exercise behavior exercise biochemistry exercise capacity exercise commitment exercise countermeasure to weightlessness exercise for weight loss exercise identity exercise-induced asthma exercise induced bronchoconstriction

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