首页 > Term: балластировка
балластировка
sand or glass beads of uniform size and roundness used in gravel packing.
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- enchantress
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(V.I.P) 16689 分数 - 100% positive feedback
(Ukraine)
sand or glass beads of uniform size and roundness used in gravel packing.
(Ukraine)
(V.I.P) 16689 分数