One set of additional sealing elements will constitute part of the tool delivery.
一套添加的封口元件将作为工具的一部分一起交付。
The imported sealing elements were introduced to guarantee high sealing performance of hydraulic system.
采用进口密封件，保障液压系统具有优良的密封性能。
The top of the lubricator assembly includes a high-pressure grease-injection section and sealing elements.
防喷管组合的上部包括一个高压的润滑脂注入部分和密封元件。
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