[国际单位制]

Dtsch Zahnarztl Z. 1978 Sep;33(9):653-6.

The German "Law for Units of Measure" have restricted the number of units of measure acceptable for business and official dealings. As of January 1, 1978, many common units are no longer to be used. They have been replaced by less familiar units.

德国的《度量衡法》限制了商业和官方交易中可接受的度量衡单位数量。自1978年1月1日起，许多常用单位不再使用，已被不太为人熟悉的单位所取代。