At same time we analysed the necessary of reaming after pressing-bushed and found out the deformed law in the hole through a lot of testing.

 
  • 同時(shí)分析了壓套后鉸孔的必要性,經(jīng)大量試驗摸清了套內孔變形規律,確定了預留鉸孔量。
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