通读本文并按照文中提供的说明操作，将为您节省大量时间，而且在您与支持中心联系寻求帮助时还能为您省去许多麻烦。
If you thoroughly read and follow the instructions provided, you will save time and hassles when contacting the support center for help.
这两个图表极为明显地说明，对于更新而言，write -through响应时间更长，而write -behind耗费的更新时间几乎与读取操作相同。
The two charts demonstrate how the write-through scenario results in higher response times for updates whereas the write-behind scenario has update times that are nearly the same as the reads.
说明：一般情况下，操作后解析生效时间在4 -24小时之内。
Explain: in general, this operation will be inure in 4 to 24 hour.
对规定的操作周期在七分钟以上时，则依说明书规定的最大周期的时间来进行。
The maximum period stated in the instructions, for specified operating periods exceeding 7 min.
对规定的操作周期在七分钟以上时，则依说明书规定的最大周期的时间来进行。
The maximum period stated in the instructions, for specified operating periods exceeding 7 min.
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