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

artificial line n. †(a) Mathematics a graduated line on an instrument or chart representing a logarithmic scale of numbers (cf. artificial number n.) (obsolete); (b) Electrical Engineering a network (network n. 4b) that has similar electrical properties to a transmission line (or other specified electrical properties); esp. one designed to simulate an actual line.

ΚΠ

1667 J. Taylor Semicircle on Sector i. vi. 45 (heading) How to work proportions in Numbers, Sines, or Tangents, by the Artificial Lines thereof on the outward ledge.

1729 E. Stone Cunn's New Treat. Sector vi. 20 (heading) To construct the Artificial Lines laid down on a Sector.

1797 Encycl. Brit. VIII. 248/2 Gunter's scale..is a large plain scale, generally two feet long, and about an inch and a half broad, with artificial lines delineated on it, of great use in solving questions in trigonometry, navigation, &c.

1863 R. S. Culley Handbk. Pract. Telegr. iii. 46 All experiments for resistance can be as well performed with an artificial line made up of resistance coils..as on the actual telegraph.

1955 R. S. H. Boulding Radar Pocket Bk. vi. 72 An artificial line can be charged from an a.c. supply without a rectifier by making a choke in the charging circuit resonate..with the capacitance of the line.

2004 T. H. Lee Design CMOS Radio-frequency Integrated Circuits (ed. 2) vi. 219 Design an artificial line with a characteristic impedance of 75 Ω and a cutoff frequency of 1 GHz.

单词	artificial line
释义	> as lemmas artificial line artificial line n. †(a) Mathematics a graduated line on an instrument or chart representing a logarithmic scale of numbers (cf. artificial number n.) (obsolete); (b) Electrical Engineering a network (network n. 4b) that has similar electrical properties to a transmission line (or other specified electrical properties); esp. one designed to simulate an actual line. ΚΠ 1667 J. Taylor Semicircle on Sector i. vi. 45 (heading) How to work proportions in Numbers, Sines, or Tangents, by the Artificial Lines thereof on the outward ledge. 1729 E. Stone Cunn's New Treat. Sector vi. 20 (heading) To construct the Artificial Lines laid down on a Sector. 1797 Encycl. Brit. VIII. 248/2 Gunter's scale..is a large plain scale, generally two feet long, and about an inch and a half broad, with artificial lines delineated on it, of great use in solving questions in trigonometry, navigation, &c. 1863 R. S. Culley Handbk. Pract. Telegr. iii. 46 All experiments for resistance can be as well performed with an artificial line made up of resistance coils..as on the actual telegraph. 1955 R. S. H. Boulding Radar Pocket Bk. vi. 72 An artificial line can be charged from an a.c. supply without a rectifier by making a choke in the charging circuit resonate..with the capacitance of the line. 2004 T. H. Lee Design CMOS Radio-frequency Integrated Circuits (ed. 2) vi. 219 Design an artificial line with a characteristic impedance of 75 Ω and a cutoff frequency of 1 GHz. extracted from artificialadj.n. < as lemmas
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