The purpose of the pipeline caliper is determined before the pressure pipeline existing lostround, wrinkles, indentation or other and degree of deformation of the pipeline through the ability.
管线测径的目的是在试压之前确定管道存在的失圆、皱痕、凹坑或其他变形的程度和管线的通过能力。
2
She cycled round the corner, lost her balance and fell off.
她骑车拐弯时失去平衡，摔了下来。
《牛津词典》
3
All players "lost" the first round and experienced a mild electric shock themselves, presumably administered by the other player.