短语词组短语Latch circuit latch signals 锁存电路的锁存信号等latch -up circuit 闭锁电路address latch circuit 地址锁存电路Latch circuit latches signal 锁存电路的锁存信号等crank terminate latch circuit 摇转终止锁紧回路gate -latch circuit 门闩电路 返回 latch circuit