标准号:IS 7146 Pt.2-1974
发布日期:1975/4/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:This standard ( Part II) deals with the methods of measurements of the following types of phototubes:a) Vacuum phototubes, andb) Gas-filled phototubes.Note — Photomultipliers are not included in this standard but covered in IS: 7146 (Part IV )-1974〓.