db

例句:

• B & W products have achieved CE 、 UL 、 DB 、 ROSH and other international approvals.
  我公司的产品已取得CE、UL、DB、ROSH等国际认证.
  来自互联网
• DB can be replaced while the furnace is at operating temperature.
  当熔炉内温度在操作范围内时DB型 硅碳棒可以被替换.
  
• A DB - 624 quartz capillary column and a FID were used.
  采用气相色谱法, DB -624石英毛细管柱,氢火焰离子化检测器(FID),程序升温,检测器温度为300℃.
  
• Look at every large high performance OO DB backed app.
  来自BBC
• But, of course, DB has not been privatised.
  来自THETIMES
• Perhaps DB's sighted field simply suffered from poor vision.
  来自SA