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關注：1
2013-05-23 12:21
求翻譯：Use fine compound on poppet seats when lapping. Be sure that the poppet seats are actually in contact with the seats on the rings (5&6) and that the poppet is not hung up on the parabola.是什么意思？ 待解決
 懸賞分：1
- 離問題結束還有
Use fine compound on poppet seats when lapping. Be sure that the poppet seats are actually in contact with the seats on the rings (5&6) and that the poppet is not hung up on the parabola.
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