目前国际上通用的度量衡制度有米制、英制和美制。
The commonly used systems in the world are the Metric System, the British System and the U. S. System.
把公制度量衡换算成美制度量衡很容易。
关于全部的公制度量衡系统。
中国从什么时候起使用公制度量衡的？
把公制度量衡换算成美制度量衡很容易。
Itis easy to convert metric measurements to U. s. equivalents.
公元前221年秦朝建立，秦始皇统一度量衡，成为中国古代统一计量制度的里程碑。
Established in 221 BC, in the Qin dynasty, Qinshihuang unified weights and measures, and became a unified system for the measurement of milestone in ancient China.
公元前221年秦朝建立，秦始皇统一度量衡，成为中国古代统一计量制度的里程碑。
Established in 221 BC, in the Qin dynasty, Qinshihuang unified weights and measures, and became a unified system for the measurement of milestone in ancient China.
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