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单词 metre-gram
释义

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metre-gram
metre-gram n. Science Obsolete the amount of energy required to raise one gram through a height of one metre.
ΚΠ
1868 J. L. Clark Elem. Treat. Electr. Measurem. 45 The conventional unit of work W ordinarily employed in metrical measure..is called the metre-gramme unit.
1898 Philos. Trans. 1897 (Royal. Soc.) A. 190 412 Expressed in metre-grammes and the centigrade unit of heat this last value becomes 426·58.
extracted from metremetern.2
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