welfare units aresupported and regarded as small and micro enterprises....the contract period: it is tentatively scheduled from october 1, 2025 to september 30, 2026, subject
表4 综合投资成效评价值变化率table 4 rate of change in value of integrated investment effectiveness ratings根据表4可知...图2 基于运筹优化理论的电网投资推演fig.2 power grid investment simulation based on operational research optimization