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Xin Li, Yang Li, Qiang Li, Xiaozhou Zhang, Xuechen Shi, Yudong Lu, Shaoxiong Zhang and Liting Zhang
Preferential flow is widely developed in varieties of voids (such as macropores and fissures) in loess areas, affecting slope hydrology and stability and even leading to geological disasters. However, the model of seepage evolution with dynamic preferent...
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Chuanqing Geng, Wenxiong Shi, Zhanwei Liu, Huimin Xie and Wei He
As a revolutionary new technique, laser-engineered net shaping (LENS) is a layer additive manufacturing process that enables accurate, rapid and automatic repair of industrial component damage. In the laser repair (LR) process or in service, surface crac...
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Erika Carlos Medeiros, Leandro Maciel Almeida and José Gilson de Almeida Teixeira Filho
Aquatic products are popular among consumers, and their visual quality used to be detected manually for freshness assessment. This paper presents a solution to inspect tuna and salmon meat from digital images. The solution proposes hardware and a protoco...
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Sang-Gyu Lee, Daekyun Oh and Jong Hun Woo
Ship structures made of glass fiber-reinforced polymer (GFRP) composite laminates are considerably thicker than aircraft and automobile structures and more likely to contain voids. The production characteristics of such composite laminates were investiga...
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Mohammad Ebrahim Bajgholi, Gilles Rousseau, Martin Viens and Denis Thibault
This paper presents the results of a project aimed at evaluating the performance of ultrasonic techniques for detecting flaws in Francis turbine runners. This work is the first phase of a more ambitious program aimed at improving the reliability of inspe...
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