在MODBUS的基础上提出了一种多主站技术，该技术将网络上的多个主站分成一个责任主站和若干个监听主站。
Introduces a multi-master technology based on MODBUS, which divides all the masters in one network into one master-in-charge and several master-in-listening.
针对系统规模大、现场设备多、运行方式变化复杂的特点，将部分功能下移到远动终端装置（RTU）、馈线终端装置（FTU），从而减轻主站的负担。
For large system with more devices and operation patterns, part of the functions is implemented in RTU(Remote Terminal Unit) and FTU(Feeder Terminal Unit) to mitigate the load of main station.
海洋磁力测量多站日变改正中，为了使整个测区磁场水平统一，必须以主站为基准对分站日变基值进行归算。
To unify the magnetic field level of the whole area in Marine geomagnetism surveying, the base value of the secondary base station must be reduced to the main base value.
PROFIBUSDP是一种多主从总线，采用主站间按令牌方式、从站和主站间按主从方式进行数据通信的工作方式。
PROFIBUS DP is a kind of multi master-slave station structure bus, and the communication between the masters is Token way, and subordination between the master and slaves.
PROFIBUSDP是一种多主从总线，采用主站间按令牌方式、从站和主站间按主从方式进行数据通信的工作方式。
PROFIBUS DP is a kind of multi master-slave station structure bus, and the communication between the masters is Token way, and subordination between the master and slaves.
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