然后，它使用SHIP操作符读外表BAD_CREDIT，散列连接列的值，并检查为内表生成的查找表。

IT then reads from the outer table BAD_CREDIT using the SHIP operator, hashing the join column values, and checking in the lookup table generated for the inner table.

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医生通常把病人的外表年龄作为日常身体检查的一部分，而该研究结果对此提出了质疑。

The finding raises questions about the long-standing practice among doctors to consider how old their patients look as part of routine physical exams.

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接着将锯断的型材滑入料架冷却，并且每隔3-5支料时必需锯榜样检查外表质量状况，同时恰当向锯片涂擦光滑油。

Then the section saw slide rack cooling, and every 3 - 5 when the material must check the appearance quality of the saw model, at the same time appropriate to the saw blade rubbed smooth oil.

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