俄语 ⇄ 英语

неплотно прилегающая опора 强调
机械和机制	soft foot (Перекос основания, либо опор). Soft foot is a condition in which one of the feet does not sit flat on the base. The foot or the base may have been warped. When you tighten the bolt on the foot, the machinery will distort. dks)