# subsurface ##### 词义 - 英:/ˌsʌbˈsɜːfɪs/; 美:/ˈsʌbˌsɜrfəs/ - #词性/n 地下;次表面;次表层;亚表面 - #词性/adj 地下的;表面下的 ##### 例句 - Magnetic-particle inspection uses magnetic fields to locate surface and subsurface discontinuities in ferromagnetic materials . - 磁粉探伤法是用磁场探测铁磁性材料表面和次表面的不连续性。 - But surface defects on ceramic bearing balls can be brought at any manufacturing stage . Surface and subsurface defects significantly reduce the rolling contact fatigue lifetime . - 然而在陶瓷球加工的各个阶段都能产生表面缺陷,处于表面和次表面的加工缺陷能显著降低陶瓷球的疲劳寿命。 - Others send roots deep down to subsurface water supplies . - 另一些则把根深深地扎入地下水源。