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同际单位制是一九六○年第十一届国际计最大会通过采纳的世界统一的单位制,也是唯一的单位制。国际代号SI。它包括国际制单位、国际制词寇和国际制单位的十进倍数与分数单位三部份。就国际制单位而言,包括国际制基本单位、国际制辅助单位和国际制导出单位。经过实践,由于它对工业生产、科学实验和经济贸易等方面的显著成效,世界上工业发达的国家都先后颁布法律或命令采用。用美国标准局长的话说:“迟疑越久,保持经济竞争能力越成问题。”据不完全统计,世界上以不同形式宣布向国际单位制过渡的国家已有40多
The system of units of the same name is the single-unit system of the world and the only system of units adopted by the Eleventh International Conference of the Grand Ministers in 1960. International Code SI. It includes three parts of the decimal multiples and fractional units of international units, international wording units and international units. For international units, including the basic unit of international system, the international system of auxiliary units and units of international guidance. Through practice, because of its remarkable achievements in industrial production, scientific experiments and economic and trade, all the countries in the world with developed industries have successively promulgated laws or ordered their adoption. In the words of the Secretary of Standards of the United States: “The longer the hesitation is, the more the problem of maintaining economic competitiveness becomes a problem.” According to incomplete statistics, more than 40 countries in the world have declared in different forms the transition to the SI system