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measured shovel packing (метод уплотнения балласта под шпалами); stone blowing (взято из статьи Selig and Waters (1994) Experimental investigation of static and cyclic behaviour of scaled railway ballast and the effect of stress reversal researchgate.net LikeOcean) |
суфляж : 2 phrases in 1 subject |
Rail transport | 2 |