Quantities and units of periodic and related phenomena
Описание (англ.):
This document is part II of ISO 31, which deals with quantities and units in the various fields of science and technology. The complete list of parts of ISO 31 consists of 14 documents. Cancels and replaces ISO Recommendation R 31/II-1958, of which ist constitutes a technical revision.
DAMPING DEFINITIONS FREQUENCIES INTERNATIONAL SYSTEM OF UNITS PERIODIC VARIATIONS QUANTITIES SI SYSTEM SIZE SYMBOLS UNITS OF MEASUREMENT VIBRATION ENGINEERING WAVE-FORMS WAVEFORMS DIMENSIONS