near surface defect中文是什么意思

• 近表面缺陷

• near    adv. 1.近,接近,邻接 (opp. far)。 2 ...
• surface    n. 1.表面；地面；水面；广场，空地。 2.外观，外表 ...
• defect    vi. 叛变；逃走。 He defected to th ...
• near surface    近地表的
• surface defect    表面疵点; 表面缺陷; 表面损坏; 皮下缺陷
• n_ds near-end defect second    近端缺陷秒
• irregular near-surface    不规则近地表
• near surface flaw    近表面缺陷
• near surface flow    表面流近面流; 近表面缺陷
• near surface groundwater    近地表地下水
• near surface ship    半潜船; 近水面船
• near surface vehicle    近水面艇
• near-surface anomaly    表层异常
• near-surface correction    表层校正
• near-surface deposit    近地表的矿床; 近地表矿床
• near-surface effect    近地表效应
• near-surface excavation    近地表开挖
• near-surface fault    地表断层
• near-surface foci earthquake    浅源地震; 浅震源地震
• near-surface layer    表层
• near-surface multiples    表层多次波
• near-surface probe data    浅孔测温资料
• near-surface raypath    近地表射线路径
• near-surface reflection    近地表反射

• Experiment showed that the testing system was fit for detecting the surface and near surface defects of steel pipe
  钢管裂纹的检测试验表明，该系统能很好地实现钢管表面和近表面裂纹的检测。