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

> as lemmas

guard wire

guard wire n. (see quot. 1941).

ΚΠ

1902 Jrnl. Inst. Electr. Engineers 31 91 Probably the most efficient safeguard at present is earthed guard wire put up in accordance with Post Office regulations.

1920 Whittaker's Electr. Engin. Pocket-bk. (ed. 4) 579 Earthed guard wires..must be erected, at a minimum height of 2′ above the trolley wires, where telephone and telegraph wires cross the latter.

1941 S. R. Roget Dict. Electr. Terms (ed. 4) 156/2 Guard wire, an earthed wire, above an overhead line, to catch other wires which may fall accidentally across the line, and to ensure their being earthed before coming into contact with the line to be protected.

extracted from guardn.

as lemmas

单词	guard wire
释义	> as lemmas guard wire guard wire n. (see quot. 1941). ΚΠ 1902 Jrnl. Inst. Electr. Engineers 31 91 Probably the most efficient safeguard at present is earthed guard wire put up in accordance with Post Office regulations. 1920 Whittaker's Electr. Engin. Pocket-bk. (ed. 4) 579 Earthed guard wires..must be erected, at a minimum height of 2′ above the trolley wires, where telephone and telegraph wires cross the latter. 1941 S. R. Roget Dict. Electr. Terms (ed. 4) 156/2 Guard wire, an earthed wire, above an overhead line, to catch other wires which may fall accidentally across the line, and to ensure their being earthed before coming into contact with the line to be protected. extracted from guardn. < as lemmas
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