单词 | oil-raising |
释义 | > as lemmasoil-raising ΚΠ 1879 Spec. & Drawings Patents (U.S. Patent Office) 66/1 a is the chamber of the spindle; b its oil educt, and c the wick or oil-raising stuffing placed in such chamber. 1905 Mines & Minerals Sept. 51/1 The value of the air compressor for oil-raising purposes is gradually being proved in the various oil fields. 1910 Chambers's Jrnl. 750/1 This engineer, who has made a deep study of oil-raising methods. 1920 Proc. 32nd Ann. Meeting Amer. Econ. Assoc. in Amer. Econ. Rev. Mar. Suppl. 135 Oil raising in South Russia. < as lemmas |
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