multiple bed复合层multipleadj.多种多样的；许多的n.倍数；并联multiple-line insurance company多种类业务保险公司multiple-wheel grinding machine多砂轮磨床multiple-word processing system多字处理系统multiple semi-cylindrical hills多个半圆形凸起multiple-spindle vertical lathe多轴立式车床multiple attributedecision making多属性决策multiple antenna cellular systems多天线蜂窝系统multiple-continuous development多级连续展开multiple-gun cathode-ray tube多枪阴极射线管multiple-spindle boring machine多轴镗床

1. A circuit with multiple inputs and one output that is energized only when a designated set of input pulses is received.
   选通电极，门电路具有多个输入端和一个输出端，只有当一套指定的输入端受到脉冲时才有能量