| 单词 | messenger cable |
| 释义 | > as lemmasmessenger cable messenger cable n. a cable used to support a power cable or other conductor of electricity; a suspension cable or wire. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > electrical power, electricity > distribution system > [noun] > suspension cable messenger wire1898 messenger cable1916 1916 Standard Rules Amer. Inst. Electr. Engin. §778 A messenger wire or cable is a wire or cable running along with and supporting other wires, cables or contact conductors. 1948 Building, Estimating & Contracting (Amer. Techn. Soc.) IX. 48 A stranded steel messenger cable is strung over the chord of the trusses. 1989 M. C. Smith Polar Star i. v. 45 The ramp's steel-mesh safety gate swung up and two men in hard hats, life jackets and lifelines around their waists dragged heavy messenger cables down the ramp to the bag. < as lemmas |
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