96/210248 DC被替代
Revision Of Iec 534-3-1: 1976 Industrial-process Control Valves - Part 3: Dimensions - Section 1: Face-to-face Dimensions For Flanged, Two-way, Globe-type, Straight Pattern And Centre-to-face Dimensions For Flanged, Two-way, Globe-type, Angle Pattern Control Valves
出版：British Standards Institution
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