reduction rule的用法和樣例：
例句
- The model created a series of subsystems from the known decision system at different reduced levels to form a reduced lattice, and then reasoned its own rule set at each node.
該模型從已知決策系統出發(fā)，建立了處于不同簡(jiǎn)化層次上的一系列子系統，并將其作為簡(jiǎn)約格中的節點(diǎn)，然后推導出每個(gè)節點(diǎn)的規則集。
