two-firefighter raise是什么意思

用法例句

This paper introduces briefly the managerial mode of two level legal person and Railway Administration directly governed passenger transport systems before and after reorganization.

简述了两级法人和直管铁路局客运系统重组前后的管理模式。

Based on the penalty function, a gradient ascent algorithm is developed to find the efficient solution.

根据各目标函数的梯度方向来量化目标之间的冲突程度,以此提出了一种确定目标权重的新方法,然后基于惩罚函数运用梯度上升算法求问题的有效解。