虚拟作业 meaning in English

dummy activity

The virtualos also provides a schedule policy for emulation of sensor nodes to execute more concurrently
此虚拟作业系统提供一个排程策略使得仿真感测节点能够更并行的执行。
It models the controlled environment as virtual operation system ( virtualos ) to coordinate the interactions of large number of nodes
为了协调大量的节点的互动，此架构以虚拟作业系统当作控制环境的模型。