两个小时过后仍有少许烟雾冒出，但报道称技术人员已恢复作业。
A small quantity of smoke was still coming out nearly two hours later, but engineers were reported to have resumed work.
作业永远不会打破顺序运行，并且如果一个作业失败了，TWS可以在操作员少量参予甚至不参予的情况下对之进行恢复。
Jobs never run out of sequence, and if a job fails, the TWS handles the recovery process with little or no operator intervention.
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