| 摘要 |
A tubular fitment capable of establishing a fluid tight passage defining a connection between first and second confined space defining means, with the tubular fitting when in a first condition permitting the second confined space defining means and a second portion of the tubular fitment to be rotated relative to a first portion of the tubular fitment and the first confined space defining means, and the tubular fitment when in a second condition locking the first and second portions thereof in fixed positions relative to one another.
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