planker

常見例句

• sliding planker mechanism of bearing raceway lapping machine
  軸承滾道超精研機(jī)滑移拖板機(jī)構(gòu)
• Keywords sliding planker mechanism of bearing raceway lapping machine;lubrication;improved design;
  軸承滾道超精研機(jī)滑移拖板機(jī)構(gòu);潤滑;改進(jìn)設(shè)計;
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