用三线-八线译码器74LS138和辅助门电路实现逻辑函数Y=<img src="/lqwvjeImg/77/77c66e8dda156cf1ed41111b9a57e071.png"style="width:73px;height:30px;">,应( )。<br>· 用与非门,Y=<img src="/lqwvjeImg/98/98fff67e2f1a8ce1a169906fdd48bea2.png"style="width:97px;height:33px;"><br>· 用与门,Y=<img src="/lqwvjeImg/cb/cb6bd1328f494c7b93fd4a4cc07c7429.png"style="width:37px;height:30px;"><br>· 用或门,Y=<img src="/lqwvjeImg/88/884cd1fc8b6ae43cafbc37cb633ef9b1.png"style="width:53px;height:30px;"><br>· 用或门,Y=