main road是什么意思

网络释义

用法例句

In order to objectively reflect the reliability of urban road network,the structure and function of urban road network were analyzed,OD road network was divided into main roads and connection roads,the influence factors and the computation method of the reliability were studied,the main road reliability was amended by using OD connectivity,and the reliability of whole road network was concluded.

为客观反映城市路网可靠性,在分析城市路网结构和功能的基础上,运用层次分析法,将OD路网划分为主通路和连接路段,分析了主通路可靠性影响因素及计算方法,引入OD对连通度对主通路可靠性进行修正,推导了整个路网可靠性计算公式。

The application of VB in main-fan's function parameter monitoring and communication system is introduced,especially described the function and the design process by VB.

针对当前矿井主通风机实时监测问题,提出用VB6。

The KJZ-2 on-line monitoring system for main-fan in coal mine are introduced.

介绍了新研制的KJZ— 2型矿井主通风机在线监测系统的原理、组成及功

The paper introduced a application of VB in main-fan s function parameter monitoring and communication system, especially described the function and the design process by VB.

介绍VB在主通风机各种参数监测中的运用以及通讯系统的实现,并对VB在监测中可以实现的功能及设计过程做了进一步的论述。

Mine main fan working-condition range and its adjustment method;

矿用主通风机的工况范围及调节方法

Application of controllable silicon series velocity modulation on main fan of coal mine;

串级调速在煤矿主通风机上的应用

Technical performance measurement of main fan;

煤矿主通风机技术性能测试

Test and application to the performance of main ventilator equipment of coal mine;

煤矿主通风机装置性能的测试及应用

Methods and analysis to the main ventilator tethnological reformation of Jingting Coal Mine;

井亭煤矿主通风机技术改造的方法与分析

This paper combines the important field restrictive factors of long restart time of main ventilator and adopts some measures to solve the problems.

结合煤矿生产现场制约主通风机再启动时间长的主要问题,采取了一些措施,较好地解决了问题。

The stability of seabed is mainly controlled by the current condition in the main passageway.

依据沉积物取样分析结果及有关资料的分析,对港区阶段强淤进行了研究,结果认为港区后方的小洋山~镬盖塘汊道封堵对地形演变的影响,主要限于码头前沿的局部范围,其地形的稳定性主要受控于主通道的水流状况,工程竣工后,主通道的涨、落潮量及水体含沙量应基本不变。