The fixture is secured to the machine table with T-bolts, also engaging in the slots in the table (Fig. 13.3).

夹具用T型螺栓固定于铣床工作台，同时与工作台上的槽接合（图13.3）。

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When analyzing data, we should take the style of experimental design into account, instead of regarding t test as "universal fixture".

在分析时须考虑资料的设计类型，不要把t检验当成“万能工具”。

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But a fast-food fixture that has measured its success in terms of "billions served" can't live on lightweight salads that people can get anywhere.

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