词语十进制计数管
解释decatron;decade counting tube;dekatron
十进制计数管decatorn;dekatron详细»
十进制计数管decatron详细»
十进制计数管decade counting tube decatron详细»
十进制计数管decade counting tube;decatorn;dekatron详细»
十进制计数管decade counting tube详细»