| 单词 | quarter girth |
| 释义 | > as lemmasquarter girth quarter girth n. one quarter of the circumference of the trunk of a tree, esp. as a measurement used to calculate the cubic content of timber (cf. quarter girth measure n.). ΚΠ 1725 J. Hammond Pract. Surveyor vii. 79 Let a Tree be 24 Foot and a Half long, and its Quarter Girth 17 inches and one fourth; to find the solid Content [etc.]. 1779 C. Vyse Key to Tutor's Guide ii. ii. 305 Measurement of Solids..By Rule I. Thus, first 42 ÷ 4 = 10,5 Quarter Girth. 1856 Times 12 Sept. 4/6 Logs of from 12 to 15 feet long each. None to be less than 12 inches in quarter girth. 1894 W. Stevenson Wood 194 The Hoppus measure by string, quarter girth..on round timber, is an overmeasure in favour of the buyer. 1918 Eng. Hist. Rev. 33 480 The method of measuring timber is to multiply the length by the quarter girth (at the middle point of the tree) and subtract a sixth for bark in the case of oak and elm. 2005 Forestry & Brit. Timber (Nexis) 3 Feb. 36 With a length of 16ft and mid-diameter of 30.75in quarter-girth (39in dia), it contained a volume of 105 Hoppus feet. < as lemmas |
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