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一、国际单位制国际单位制(简称SI)是目前世界上通用的一套计量制度.它是1960年第11届国际计量大会上通过的,由米·千克·秒制(MKS制)为基础发展起来的一整套单位制.这套单位制经1967年第13届、1979年第16届国际计
1. The International System of Units International System of Units (referred to as SI) is a set of measurement systems commonly used in the world. It was adopted at the 11th International Metrological Conference in 1960 and is based on the MkS system (MKS system). A set of unit systems that have been developed. This unit system was adopted by the 13th International Conference in 1967 and the 16th International Conference in 1979.