In this paper, a new method of time reversal for defect diagnosis of concealed structure has been proposed based on the detecting technique of structure acoustic wave and the theory of time reversal.
本文基于结构声波检测技术及走时反演理论,提出了一种用于隐蔽结构缺陷诊断的走时反演分析方法,建立了联合高差异步测试的波速结构走时反演递推公式。
A new method of time reversal for defect diagnosis of concealed structure has been proposed based on the detecting technique of structure acoustic wave and the theory of time reversal.
基于结构声波检测技术及走时反演理论,提出了一种用于隐蔽结构缺陷诊断的走时反演分析方法,建立了联合高差异步测试的波速结构走时反演递推公式。
THE THREE HIDDEN”means the abbreviation of hidden granites, hidden ore deposits and hidden structures.
隐伏花岗岩、隐伏矿床和隐伏构造,简称三隐,是由本体及相关信息子序列迭加组成的复合体系“三隐”预测是地学信息数字图像处理(GP)应用的一个重要方面。
With a practical example, this paper points out that the utilization of the logging method and the integrated comparative analysis in combination with regional geological data can reveal the spatial distribution of underground concealed structures and strata of different epochs and delineate favorable sectors for underground water exploration.
通过1个实例,说明应用测井方法并结合区域地质资料进行综合对比分析,可了解区域范围内地下隐伏构造和不同层系的地层岩性在空间上的展布,找出赋存地下水的有利地段。
Study on Quantitative Analysis of Defects and Application of Wavelet Transform Theory in Exploration of Geotechnical Concealed Structures;
岩土隐蔽结构缺陷量化分析及小波变换应用研究
A Study on the Inner-structure of Bian zhilin's Poems and His Refusal to the Obscurity Style of Western Symbolism Poetry
卞之琳诗歌的隐蔽结构与对西方“晦涩”诗风的过滤
Research on Mathematical Problem-solving Transfer under Concealed Structure-generality;
隐蔽型结构共性数学问题解决迁移研究
Research on Essence, Structure and Characteristics of Curriculum Sources of P.E. Hidden Curriculum;
体育隐蔽课程资源的本质、结构和特征研究
Hidden Curriculum in Physical Education--Systematical Theory Construction for HCP.E
体育隐蔽课程论——体育隐蔽课程体系的理论构建
Construction of Hidden Curriculum in High Vocational Physical Education;
高职公共体育教学中隐蔽课程的建构
Characteristic, Structure and Function of Sports Ambush Course;
体育隐蔽课程的特征、构成及功能探析
A tubular structure, usually concealed but sometimes extending outside the abdomen, with which many female insects deposit eggs.
产卵器管状结构,通常隐蔽的但有时延伸出腹部外部,雌性虫子用以放置蛋或卵
Bronze-colored aluminum alloy frame,hidden binding structure,board produced with imported assembly line,with high standard and qualith.
古铜色铝合金边框,隐蔽式装钉结构,进口流水线设备生产板面,高档次,高质量。
Research on microstructure and shielding effectiveness of Fe-Ni-B shielding coatings
Fe-Ni-B屏蔽涂层的微观结构及屏蔽性能研究
On Sports Hidden Curriculum Background Construction of the New Relationship Between Teachers and Students;
体育隐蔽课程背景下新型师生关系的建构
Hidden Curriculum in Online Education:Concept &Principle of Cultural Construction;
网络教育中的隐蔽课程:概念与文化建构原理
hidden determinant
【免疫】隐蔽决定簇
implicit reinforcement
隐蔽的强化作用 隐蔽的增强作用
With the advancement of warships, new materials and structure of water-lubricating bearings must be investigated.
为了满足舰船日益提高的隐蔽性要求,必须开展水润滑轴承的新型轴承材料和轴承结构研究工作。
No merciful enemy broke cover to put them from their pain.
没有一个慈悲的敌人从隐蔽的地方走出来结束他们的痛苦。
concealing by enclosing or wrapping as if in something that is not solid.
好像其中的东西不结实的而用封或包的方式将其隐蔽的。
Electro Magnetic Field( EMF) monitoring/ interference is one of the most insidious and secretive of all methods used by the agencies.
电磁场(MF)控/扰是所有被机构运用的方法中其中一个最隐蔽、秘密。