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牵引试验 qiānyǐn shìyàn
auto. draft test; drag test
tech. drawbar test; pull test; towing test; traction test
发动机牵引试验 qiānyǐn shìyàn
auto. traction test
牵引试验
tech. pull test
牵引试验: 11 phrases in 3 subjects
Automobiles2
Rail transport3
Technology6