[Storage and Transportation Version] One Question per Day 20180528
2018-05-29View Original
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Judgment: The pump’s sealing includes shaft sealing and lip seal sealing. ( ) Answer: YesRelated Threads in This Forum
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Translated at 2026-07-21 05:23:50
Original: https://bbs.hcbbs.com/thread-1996173-1-1.html
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