two-layer magnetic tape

双层领带结,double... ... ) double knot 双层领带结 ) two-layer magnetic tape 双层磁带 ) doublebelt 双层皮带 ...

t z T 连接器 T... ... 双键滚动能力 two-key rollover 二层磁带 two-layer magnetic tape 二阶位址 two-level address ...