two laser beams

• 双光束

two laser beams的用法和样例：

例句

1. Eventually the two beams will be fired in opposite directions with the aim of smashing together protons to see how they are made.
   最终双光束将发射猛烈地在相反的方向目标，粉碎质子，看看它是如何取得的。
2. In order to meet the need of laser doppler velocimeter inland,a dual-beam direction recognizable LDV is designed in this papper.
   针对国内对激光多普勒测速仪的需求，本文设计并研制出一套双光束可识别方向的激光多普勒测速仪。