| 单词 | runaway switch |
| 释义 | > as lemmasrunaway switch runaway switch n. Railways and Mining a switch (switch n. 3a) for diverting a runaway railway vehicle on to a siding. ΚΠ 1887 Eng. Mech. 14 Jan. 436/1 I might..be allowed to mention the matter of runaway switches. They are used on a great many locations throughout the kingdom, where in case of a train running back, it is turned off the line on to a rising bank. 1911 Act 1 & 2 George V c. 50 § 46 (4) Runaway switches or other suitable contrivances shall be provided..to prevent accidents in the event of a tub running away. 2007 A. K. Lomas & D. S. Mathur in P. Chaturvedi Occup. Safety, Health & Environment & Sustainable Econ. Devel. xvii. 149 Use stop block, run away switch, buffer etc. as per need. < as lemmas |
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