浅继箱 shallow box

移动通信中继箱 AMR Mobile Relay

继电器箱 [电] relay box ; relay cabinet ; relay case ; relay chest

起动继电器箱 start relay box

继电器箱柱 relay post

继电器箱基础 instrument case foundation

继电器接线箱 relay junction box

铸铁轨道继电器箱 cast iron track box

多机箱中继 Multi-Chassis Trunking