subsurface adj. 表面下的,液面下的;地下的,水面下的。 n. 地面下[水面下]的部分〔巖石,土壤,水層等〕。
defect n. 1.缺陷,缺點,弱點;短處。 2.不足,缺乏。 have some defect in eyesight 目力不佳。 have the defects of one's qualities 美中不足之處。 in defect of 若無…時;因無。 vi. 叛變;逃走。 He defected to the West. 他叛逃到西方。
Evaluation of subsurface defect by pulsed phase thermography 亞表面缺陷脈沖相位熱成像檢測技術
Thermal wave scattering of subsurface defects in solids based on non - fourier ' s models 固體中亞表面缺陷的非傅里葉熱波散射問題
In this thesis , based on related previous references , using the non - fourier law of heat conduction , applying the image method , expand method of wave function , multiple scattering of thermal waves in materials with subsurface defects are investigated . our research works are concretely as following 本文在分析了國內外相關文獻的基礎上,基于非傅里葉熱傳導波動方程,采用鏡像方法和波函數(shù)展開法,研究了固體介質中亞表面圓柱缺陷和球形缺陷對熱波的多重散射問題。