有关恢复，如果它是一个EBS启动的AMI，你可以阻止它，使卷的快照。
For recovery, if it's an EBS boot AMI, you can stop it, make a snapshot of the volume.
改造后可以连铸坯为原料，实现一火成材，并使卷重增加，产量和成材率提高。
After reforming, continuous casting billets can be rolled as products with one heating. What is more, it increase the mill output, production rat and weight of steel coil.
收缩设计使船只畅通无阻的通过运河。卷桥每周五的中午会卷起来。
The retractable design allows for boats to cruise through the canal unobstructed, and the bridge rolls up every Friday at noon.
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