prefocusing

基本解释

• 预聚焦,前聚焦

同根派生

英汉例句

• For action, it is best to prefocus.
  视乎情况，机系死的，人系生的，要懂得变通。
• Apply on the public square, airport, wharf, station, building lighting, advertisement plaque, exhibition center etc prefocus lighting.
  适用于广场、机场、码头、车站及广告牌、展览馆等聚光照明。
• Dimensions for Projection Lamps - Four-Pin, Prefocus, Base-Down Type
  放映灯规格。四脚预聚焦灯头向下型
• 4. it has focusing device, which can make adjustment of astigmatism and prefocus.
  4.;具有调焦装置，可以进行散光和聚光调节。
• 4、It has focusing device, which can make adjustment of astigmatism and prefocus.
  好，抗冲击性能好。4、具有调焦装置，可以进行散光和聚光调节。