词汇	vacuum spindle oil
释义	vacuum spindle oil 真空锭子油
随便看	present sense impression present serviceability present serviceability index present serviceability rating present service index present service index, PSI Presents evidence the responsibility inversion presents for the troops presents from uncle martian present shuafion present signal or together present simation of management present simple present sistuation present situa-tion present situation analyses present situation analysis present situation and achievement present situation and countermeasure present situation and countermeasures present situation and development Present situation and existing problems present situation and exploration present situation and hardship present situation and improvement