Field control bus

• 现场总线

Field control bus的用法和样例：

例句

1. Where FF or smart positioners are used on control valves, limit switches are not required.
   如果基金会现场总线或智能定位器用于控制阀，不要求限位开关。
2. In fieldbus-based distributed control systems, fieldbus devices are inherently required to offer interoperability.
   摘要在基于现场总线的分布式控制系统中，现场设备内在具有互操作需求。