DIN 43772 SUPP 2 (2015-06)现行
Control Technology - Protective Tubes And Extension Tubes For Liquid-in-glass Thermometers, Indicating Mechanical Thermometers, Thermocouples And Resistance Thermometers; Supplement 2: Calculation Of Protective Tubes
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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