
Specification for quantities, units and symbols. General principles
出版:British Standards Institution

专家解读视频
General information on the principles concerning physical quantities, equations, quantity and unit symbols, and coherent unit systems, especially SI. These principles are intended for general use within the various fields of science and technology, and as an introduction to other Parts of BS 5775.
© British Standards Institution 2013
Replaces notes:
Replaces parts 1 to 6 of BS 1991 and Supplement No. 1 to Part 6.
Amendment notes:
AMD 5845