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(diǎn),弱點(diǎn);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(shí);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(cè)技術(shù)
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(nèi)外相關(guān)文獻(xiàn)的基礎(chǔ)上,基于非傅里葉熱傳導(dǎo)波動(dòng)方程,采用鏡像方法和波函數(shù)展開法,研究了固體介質(zhì)中亞表面圓柱缺陷和球形缺陷對(duì)熱波的多重散射問題。