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piston ring packing
piston ring packing
英
[piston ring packing]
美
[piston ring packing]
中文释义
活塞环密封
单词分析
单词结构:
piston ring packing
字母数:19
记忆提示
🎯 重点记忆:
单词拼写:piston ring packing
核心含义:活塞环密封
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更新时间:2026-01-28 13:51:56