dtr例句
The
DTR concentrator consists of C - Ports and a data transfer unit ( DTU ).
DTR集中器由C -Ports (集中器端口,简称C口 )和数据传输器 ( DTU ) 组成.
'so how is this situation avoided when one uses
DTR? "
“ 那
DTR是如何避免这种情况的? ”
In Huang - huai and Yangtze River reaches the maximum decreases of
DTR are in summer and spring.
在黄淮和长江流域,以夏季和春季
DTR下降最为显著.