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 pided 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。
A knowledge based genetic-simulated-annealing method for optimizing the tube circuit of fin-and-tube heat exchangers was presented by introducing specialized knowledge and the simulated annealing method into the existing method.
通过在现有方法中引入专业知识及模拟退火算法,提出了一种基于知识及遗传退火混合算法的换热器管路连接优化方法。
A novel tube circuit optimization approach for fin-and-tube heat exchanger was presented by developing a particular genetic coding method and genetic operators.
通过设计有针对性的遗传编码方法和遗传操作算子,提出了一种实用有效的换热器管路连接优化方法。
Acoording to the two facts above,this paper studies the inspection ways of auto computer control system and introduces the inspection ways of different sensors,executors,linking lines and ECU faults.
从不同微机控制系统的组成和作用基本相同 ,不同传感器、执行器等微机组成件的作用、连接和故障原因基本相同出发 ,对汽车微机控制系统的检测方法进行研究 ,介绍检测不同传感器、执行器、连接线路和ECU故障的方
Performance Analysis of Machining Path Connection;
数控加工路径连接方式的性能分析
Connect vacuum line to EGR valve.
将真空管路连接到EGR阀。
LAP ARGON ARC WELDING TECHNOLOGY OF THE TITANIUM - ALLOY TUBE
钛合金管路连接件的搭接氩弧焊工艺
Delivery requirements of malleable cast iron pipe fittings
GB/T3288-1982可锻铸铁管路连接件验收规则
Technical requirements of malleable cast iron pipe fittings
GB/T3287-1982可锻铸铁管路连接件技术条件
Malleable cast iron pipe fittings--Type size--Inner joints (nipples hexagon)
GB/T3289.26-1982可锻铸铁管路连接件型式尺寸内接头
Malleable cast iron pipe fittings--Type size--Union tees
GB/T3289.36-1982可锻铸铁管路连接件型式尺寸活接三通
Malleable cast iron pipe fittings--Type size--Inner-square plugs
GB/T3289.33-1982可锻铸铁管路连接件型式尺寸内方管堵
Malleable cast iron pipe fittings--Type size--Tube caps (caps plugs)
GB/T3289.34-1982可锻铸铁管路连接件型式尺寸管帽
Malleable cast iron pipe fittings--Type size--Outer-square plugs
GB/T3289.31-1982可锻铸铁管路连接件型式尺寸外方管堵
" Malleable cast iron pipe fittings--Type size--Male joints(sockets), male and female joints (sockets)"
GB/T3289.22-1982可锻铸铁管路连接件型式尺寸外接头内外丝接头
" Malleable cast iron pipe fittings--Type size--Union elbows, male and female union elbows"
GB/T3289.35-1982可锻铸铁管路连接件型式尺寸活接弯头内外丝活接弯头
Malleable cast iron pipe fittings--Type size--Crosses
GB/T3289.20-1982可锻铸铁管路连接件型式尺寸四通
Malleable cast iron pipe fittings--Type size--Reducing elbows
GB/T3289.4-1982可锻铸铁管路连接件型式尺寸异径弯头
Malleable cast iron pipe fittings--Type size--Reducing crosses
GB/T3289.21-1982可锻铸铁管路连接件型式尺寸异径四通
Malleable cast iron pipe fittings--Type size--Male and female screws (bushings)
GB/T3289.28-1982可锻铸铁管路连接件型式尺寸内外螺丝
Malleable cast iron pipe fittings--Type size--U-Elbows(return bends)
GB/T3289.9-1982可锻铸铁管路连接件型式尺寸U型弯头
Malleable cast iron pipe fittings--Type size--Backnuts
GB/T3289.30-1982可锻铸铁管路连接件型式尺寸锁紧螺母
Malleable cast iron pipe fittings--Type size--Side outlet elbows
GB/T3289.6-1982可锻铸铁管路连接件型式尺寸侧孔弯头