What standard, flush head type bolt offers the largest diameter head?

是哪个标准的螺栓其冲出的头型极大于头部直径？

youdao

Drums with larger openings are considered to be of the removable head type.

开口更大的钢桶将视为活动盖钢桶。

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The spindle structure of milling head type machine tool is made up of multi-elements and complex bearing, thus the dynamic characteristics will be influenced.

铣头式机床的主轴是多组件、复合支承的特殊结构，影响机床动态性能。

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Having any allergy was associated with a 59% reduced risk of any type of head and neck cancer, the study found.

WSJ: Music Ability Helps Reading

As he probably suspected, the research revealed he had the type of head trauma from repeated hits that can lead to depression, which can lead to suicide.

FORBES: Connect

How should we look at what Google did better, and should we expect to see it head for an Apple-type level of execution?

FORBES: Google's Next Triumph