# 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。