4位并联全加器的fpga实现，由4个一位全加器及一个超前进位器组成，可向上进位-Four parallel QuanJia device fpga realizing by 4 a QuanJia emulators, and a leading sensor into binary, can carry up

4位串联全加器的fpga实现，由4个一位全加器组成-Four series of fpga realizing the QuanJia by 4 a QuanJia emulators