In this paper, the model of the standby maintenance system which is with two units under human failures is studied.

研究人为故障下两部件备用可修复系统的模型。

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Infertile couples may be spared years of fruitless treatment with the discovery that the human egg can read the father's genetic key and screen out failures.

人类的卵细胞可以阅读父亲的基因钥匙并且筛除失败，这一发现可能会节省那些不孕不育夫妇数年的毫无成果的治疗。

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In an internal report released Wednesday, BP said the accident was the result of a complex series of mechanical failures, human judgments and engineering design.

英国石油公司在星期三公布的一份内部报告中说，那起事故是机械故障、人的判断以及工程设计等一系列复杂的因素所导致的。

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As we discussed today, this ongoing review continues to reveal more about the human and systemic failures that almost cost nearly 300 lives.

WHITEHOUSE: President Obama Speaks to the Press After Security Meeting

But what already is apparent is that there was a mix of human and systemic failures that contributed to this potential catastrophic breach of security.

WHITEHOUSE: President Obama Updates the Press in Hawaii

Add to this human error and other failures inherent in war, and the outcome becomes unclear.

FORBES: How A Libyan No-Fly Zone Could Backfire