英语词汇“datum point”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

General attributive (in sense 3), as datum level, datum line, datum point, etc.

ΚΠ

1831 H. W. Evans in Eighth Rep. Commissioners Road London Holyhead 10 in Parl. Papers XII. 29 The depth of water in feet and inches at low water of ordinary spring tides, according to a datum mark we found made for that purpose.

1842 United Service Mag. ii. 268 Taking the level of the river Dee as his datum point, he carried with the mountain barometer an accurate line of measurement.

1882 A. Geikie Text-bk. Geol. vii. 911 The lines of stratification may be used as datum-lines to measure approximately the amount of rock which has been worn away.

1917 Times 30 Nov. 5/3 The production of matches in this country is slightly under 50 per cent. of the total supplies in 1915, the datum year.

1933 H. G. Wells Shape of Things to Come iv. §4. 359 The intrinsic quality of this book has been entirely overshadowed by its importance as a datum point in history.

1957 G. E. Hutchinson Treat. Limnol. I. ii. 165 The maximum depth will vary slightly with variations in water level, and ideally it should be referred to some independent datum level.

1982 New Scientist 25 Mar. 785/3 A fully automatic control system that uses a flickering light beam as a datum line.

2004 P. Hymers New Home Builder vi. 96 You may have to use a public sewer nearby as a datum point.

单词	datum point
释义	> as lemmas datum point General attributive (in sense 3), as datum level, datum line, datum point, etc. ΚΠ 1831 H. W. Evans in Eighth Rep. Commissioners Road London Holyhead 10 in Parl. Papers XII. 29 The depth of water in feet and inches at low water of ordinary spring tides, according to a datum mark we found made for that purpose. 1842 United Service Mag. ii. 268 Taking the level of the river Dee as his datum point, he carried with the mountain barometer an accurate line of measurement. 1882 A. Geikie Text-bk. Geol. vii. 911 The lines of stratification may be used as datum-lines to measure approximately the amount of rock which has been worn away. 1917 Times 30 Nov. 5/3 The production of matches in this country is slightly under 50 per cent. of the total supplies in 1915, the datum year. 1933 H. G. Wells Shape of Things to Come iv. §4. 359 The intrinsic quality of this book has been entirely overshadowed by its importance as a datum point in history. 1957 G. E. Hutchinson Treat. Limnol. I. ii. 165 The maximum depth will vary slightly with variations in water level, and ideally it should be referred to some independent datum level. 1982 New Scientist 25 Mar. 785/3 A fully automatic control system that uses a flickering light beam as a datum line. 2004 P. Hymers New Home Builder vi. 96 You may have to use a public sewer nearby as a datum point. extracted from datumn. < as lemmas
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> as lemmas