事实上，Ajax的出现已经从根本上使得许多测试框架和工具失效，因为它们并没有针对异步web应用程序测试进行设计！
In fact, the emergence of Ajax has essentially invalidated a host of test frameworks and tools that weren't designed to test asynchronous Web applications!
使用统计、最新消息、过期消息、自动应答、失效链接检查和搜索引擎是站长们应该利用的一些工具。
Usagestatistics, what's new, what's old (Tours, outline), autoresponders, bad URLcheckers, and search engines are some of the tools webmasters should utilize.
当服务失效的时候，你最好有恰当的流程和工具，在客户发现之前，快速发现问题并恢复。
When that service fails, you better have the proper processes and tools in place to quickly identify the issues and to recover before your customers notice first.
另一款检测网站失效链接的优秀工具是XenuLinkSleuth，这里下载。
Another excellent tool I like using for hunting down broken links in my websites is Xenu link Sleuth. You can download it here.
熟悉产品生产，收集失效的产品，使用各种不同的测量工具，图纸，进行分析或纠正等。
Be familiar with product manufacturing. Collect failed products, use various measuring tools, diagrams to analysis, find out the reasons of faults and take correction actions, etc.
缓冲短节的缺点是维护工具本身的费用和失效时起下钻造成的时间损失。
A disadvantage of the bumper sub is maintenance costs both for the tool itself and lost time due to tripping pipe when one fails.
FMEA对重要的失效模式、引起失效的因素以及失效可能带来的后果进行汇总的有力工具。
It is a powerful tool for summarizing the important modes of failure, factors causing these failures and the likely effects of these failures.
可能在工具条的一个短暂的闪动，经过调查后，揭示了一个失效错误。
Perhaps there's a brief flicker in some toolbar button which, when investigated, reveals a crash.
处理解决生产线上的各种测试问题，4 。应用质量工具（失效模式， 风险分析等）优化测试方案；
Handle and resolve all testing issues in production line; 4. Using quality tools to analyze and optimize testing method;
清晰地连接产品失效模式和后果分析和过程失效模式和后果分析，以及和其他核心工具之间的连接。
Clarify the linkage between DFMEA and PFMEA, as well at the linkages to the other core tools.
清晰地连接产品失效模式和后果分析和过程失效模式和后果分析，以及和其他核心工具之间的连接。
Clarify the linkage between DFMEA and PFMEA, as well at the linkages to the other core tools.
应用推荐