有关电梯英语翻译

Elevator light curtain is based on this series of top-down followed by firing infrared transmitter probe beam, the receiver can detect these beams circulating in turn resulting in the formation of the elevator car door a few dozen to hundreds of flat beam of infrared light curtain protection. Box Car Door system based on whether the beam is blocked to control the car door open or close accordingly operation thus helping protect the passengers.

....这谁会翻啊，不用软件