The sensitivity of Q value of ribbons is also very high and Q is urgently reduced with the increase of pressure in 0 to 0.2MPa sensitvity zone.

 
  • 帶材Q值在小于0.;2MPa壓應力作用下變化非常敏感;Q值隨壓力增加而迅速下降。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan