Explanation: Refers to the close interdependence. Source: "Twenty-six years Mirror Emperor": "Shanxi who, neat and smart the fan cover, neat and smart person, the foundation in Shanxi; situation relative to capital, dependence table."
谓关系密切，互相依存
That are closely related and interdependent. "Comprehensive Mirror Emperor 20 years": "Sanjin those neat and smart the fan cover; neat and smart person, the foundation in Sanjin; situation with funding, dependent table."