main distributing conveyor 主分配运输机
main distributing valve 主配压阀 ; 主分配阀
main distributing board 主配电盘 ; 主配电器
jumping of main distributing valve 主配压阀跳动
distributing main 配电干线 ; 配水干管 ; 配电总线
main distributing facility 主配线设施
hydraulic control main distributing valve 液压控制型主配压阀
main steam distributing header 主蒸汽分配联箱
Crossroads are the main distributing centre of traffic and the cause for the urban crowding.
交叉口是城市交通的主要集散地，是交通拥挤产生的主要环节。
As a main method of distributing society resources and welfare, pricing problem is usually the core of economics research, supply chain research and marketing research.
作为实现社会资源和社会福利配置的重要手段，产品定价一直是经济理论、营销理论和供应链等多种理论研究的核心问题之一。
The isoline chart is the main form of expressing space distributing characteristic of geographical factor, and it has the common characteristic of being direct, accurate, scientific, readable.
等值线图是表示某一地理要素空间分布特征的主要形式，具有直观、准确、科学、可读性强等共同特征。
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