Control valves , inherent flow characteristic and rangeability of 控制阀的固有流量特征和可调范围
On the relation between the value - type input - output and the price rangeability 价值型投入产出与价格幅度变动的关系
Industrial - process control valves . flow capacity . inherent flow characteristics and rangeability 工业过程用调节阀.流量.固有流量特性和幅度变化范围
Industrial - process control valves ; part 2 : flow capacity ; section four : inherent flow characteristics and rangeability 工业过程控制阀.第2部分:流通能力.第4节:天然流动特性和量程范围
Industrial - process control valves ; flow capacity ; inherent flow characteristics and rangeability ; identical with iec 60534 - 2 - 4 : 1989 工业过程控制阀.第2部分:流动能力.第4节:内在流动特
Industrial - process control valves - part 2 : flow capacity - section four : inherent flow characteristics and rangeability 工业过程控制阀.第2部分:阀的通过能力.第4节:固有流动特性和变化范围