| 释义 |
permillage|pəˈmɪlɪdʒ|
[f. per prep. + L. mille, F. mille, thousand + -age, after percentage.]
Rate per thousand; an amount reckoned as so much in the thousand.
1886Jrnl. Anthropol. Inst. XV. 363 We cannot assume from this list that..where Jews have a higher ‘permillage’ they produce more experts per million in that branch. 1900Fortn. Rev. Jan. 62 It should, perhaps, be remarked that I have reduced Dr. Galton's results to permillages. 1960Amer. Mineralogist XLV. 6 (caption) The structure of perrierite projected on (010). The numbers give the y-parameters as permillage of the b-length. 1967Oceanogr. & Marine Biol. V. 152 See Table VII, in which enrichment of 18O is expressed in terms of δ18O, the permillage enrichment relative to Standard Mean Ocean Water. |