对冷缠带在管道防腐层大修中的适应性问题进行了研究。
The study on the availability of these tapes in coating repair is made.
大修中喷丸层的恢复相当重要，确保喷丸压缩层的剩余应力大修或应力恢复。
Restoration of the shot-peened layer during overhaul is important to ensure that the shot-peen compressive residual stresses are maintained or restored.
作者认为，这主要是大修中由于对缸筒搪削而破坏了原缸筒表面所具有的特点所致。
The author thought that this was caused by destroying the feature of the cylinder surface while boring the cylinder during heavy repair.
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