middle field layer
常见例句
- The middle layer is composed of the field control unit device PLC with Ethernet interfaces.
中間層由帶以太網接口的現場控制單元設備PLC組成； - Core middle layer complicate the physical naming of metadata, state of resources, the definition of mapping relation as well as the basic field of metadata structure.
組織層屬於兩類元數據關系配置層，通過不同映射關系的配置可以提供應用層對突發事件應用元數據搆建的策略。 返回 middle field layer