- jackknife mast
- складывающаяся мачта (буровой установки)
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подъёмная (складывающаяся) мачта
Англо-русский словарь нефтегазовой промышленности. 2011.
Англо-русский словарь нефтегазовой промышленности. 2011.
jack — I. noun Etymology: Middle English Jacke, familiar term of address to a social inferior, nickname for Johan John Date: 1548 1. a. man usually used as an intensive in such phrases as every man jack b. often capitalized sailor c. (1) … New Collegiate Dictionary
TGV accidents — are events involving TGV trains which have harmful consequences, such as injury to people or damage to trains, or derailments. High speed rail is one of the safest modes of transportation. The safety figures for the TGV system are exceptional;… … Wikipedia