loopingn.[计算机]迭代动词loop的现在分词形式.loopn.环；圈；回路；环形线路vt.以圈结；以环连结；使 ... 成环（圈）vi.形成环；环形运动loop detection环路检测looper control套口控制器looping trough围盘活套槽loop partition循环分割loop formation毛圈形成loop assertion循环断言loop asymptote回环渐近线loop univalent环状一价染色体looped barrier环形沙洲loop bandwidth环路带宽

1. It is not necessary to polarize the sample before you measure hysterisis loop.
   测电滞回线之前，样品要极化处理吗？