two-quadrant multiplier

例句：

1. 1.This calculator has a two-quadrant multiplier that can easily handle complex calculations.
   这款计算器有一个双象限乘数器，可以轻松处理复杂的计算。
2. 2.The engineer used the two-quadrant multiplier to calculate the efficiency of the machine.
   工程师使用双象限乘数器来计算机器的效率。
3. 3. The two-quadrant multiplier is essential for optimizing the performance of the system.
   双象限乘数器对于优化系统性能至关重要。