以下为句子列表：
英文: International lobbying is a monumental undertaking requiring joint promotion by many additional persons and organizations of specialized background.
中文: 国际游说是一钜大工程，须有更多具专业背景的人员及组织共同推动。
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英文: The circular ring joint bonnet seal has proven to be the best bolted high pressure bonnet joint available.
中文: 这种圆形环状连接阀盖密封经过实践证明是目前最好的螺栓高压阀盖连接。
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英文: The repairing joint of hot shrinkage sheath in fieldwork is analyzed. Application process of hot shrinkage sheath, methods for optimizing repairing structure and reducing corrosion are discussed.
中文: 摘要通过对埋地钢管热缩套补口材料的现场应用状况的调查，分析了腐蚀发生的原因，探讨了改进钢管热缩套补口施工工艺和优化补口结构的方法。
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英文: The ring joint is self-aligning; the gasket may be reused unless it is physically damaged.
中文: 这种环连接可自行调整对准；除非出现物理损坏，否则垫圈可以重复使用。
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