最好把所有的磨光玻璃接头都装上聚四氟乙稀套管,以防止它们粘在一起。
It is advisable to fit all the ground glass joints with polytetrafluroethylene sleeves to prevent their sticking together .
玻璃接头、油管定压接头、油管单向定压接头和油管堵塞器是目前各油气田使用较普遍的油管内密封工具。
Glass connection, tubing constant pressure connection, single constant connection and tubing blanking plug are main tubing internal seal tool.
这个东西的玻璃盖是用活动接头从中间接起来的。
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