The background concentrations of ambient air pollutants were used as evaluation stan-dards. 采用大气污染物浓度的背景值为评价标准。
In this paper,we describe a new criterion of the parallel computing performence of heterogenous networks of workstations. 本文介绍了异构工作站网络环境下一种新的并行计算性能评价标准。
