In chapter four, describes the bus management, and discussed the implementation of data transfer, flow control and error control in the network-stye instrument bus.
第四章讨论总线管理，阐述了数据传输、流量控制和差错控制在网络式仪器总线中的实现。
It consists of portable measuring instrument of greenhouse environment parameters, data synthesized management system, expert decision making and consultation system.
该系统由便携式温室环境参数测量仪、数据综合管理系统及专家决策与咨询系统三部分构成。
The paper introduces the realization of the computer metering management system for weighing apparatus of the automobile, which obtains the upload data from instrument by DDE communication method.
介绍了以DDE通讯方式来获取仪表上传数据的汽车衡计算机计量管理系统的实现。
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