- 基本解释：环形密封
- annular seal 是什么意思及中文翻译：
- 环状密封
annular seal 相关例句更多>
- A resilient annular seal is located within the longitudinal channel of each segment.
弹性密封环位于各段纵向通道的内部。
- The material used to permanently seal annular spaces between casing and borehole walls.
用于永久封隔套管和井壁之间的环型空间的材料。
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常用英语单词表