In this paper we report the maintain course of two broken down machines.

现介绍两例故障的维修过程。

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This time, we see that regular consumption of salmon, about 2-3 times a week, can help to make us feel happier and of course maintain good health.

正常消耗，大约一星期吃2 - 3次大马哈鱼，可以让我们更高兴并且保持健康。

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Of course, these efforts are difficult to maintain because they tie up capital in uncompleted houses.

当然这些努力也很难维持，因为未完成的工程套牢了他们的资金。

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But it was the animals' capacity to maintain course even on clear Moonless nights that intrigued the researcher.

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So while Apple might consider it appropriate to maintain course, American business ought to be wondering what the next generation of enterprise will look like.

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Moreover, they would advise you that is your best course to maintain your credit rating.

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