交通工程师建议通过道路渠化来改善这个拥挤的十字路口。

The traffic engineer suggested improving the congested intersection through ___channelization of the roads.

为了防洪，工程师们计划对这条河流进行渠道化改造。

Engineers planned the ___channelization of the river to prevent flooding.

学校通过精简课程表优化了教学资源的分配。

The school optimized the allocation of teaching resources through ___streamlining of the class schedule.