The German Margarete defensive line from World War II in southwestern Slovakia. Archaeological evidence and historical facts by Pavol Šteiner, Jozef Kónya

“… Research on field fortifications from World War II in Slovakia has led to the identification of the Margareten-Stellung, a German defensive line, a part of which has now been located east of the town of Šahy where the Soviets engaged the retreating Germans in mid-December 1944. …”
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The Influence of Military Defensive Factor on the Process of Establishing Russia’s Southern Frontier in the XVI-XIX Centuries by Elena V. Linkova, Dmitry E. Evsyukov

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Bobruisk line of defense at the end of June 1941 by S. E. Novikov, A. V. Sushko

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Embedded software security testing technology for relay protection devices by Wei DING, Jiaxiao MENG, Tao DAI, Huajun CHEN

“…As the first defensive line of power grid security,the right actions of delay protection devices can minimize the influence to the electric power system security caused by system or equipment failures.Based on the research of relay protection device inspection procedures and enterprise standard of electric power industry,the embedded software testing content and technologies of relay protection device were studied,including functional testing,performance testing and fault injection testing.This research contributes to the completeness and correctness of the embedded software testing about relay protection device.…”
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Experimental Study on a Low-Rise Shear Wall with the Built-In Shear Steel Plate by Xingyu Song, Lin Zhao, Lingkun Chen, Yuan Duan, Yehao Jiang, Yuan Tian

“…The results show that the newly reinforced shear wall has two clear seismic defense lines. Its deformation and energy-dissipation capacities and lateral stiffness stability are greatly improved compared with traditional low-rise shear walls. …”
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Real-Time Localization Algorithm for Maritime Search and Rescue Wireless Sensor Network by Huafeng Wu, Lei Yang, Ling Liu, Ming Xu, Xinping Guan

“…Maritime search and rescue (MSR), as the last defense line for the life at sea, plays a great role in shipping industry and ocean environment protection. …”
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Role of E-cadherin in epithelial barrier dysfunction: implications for bacterial infection, inflammation, and disease pathogenesis by Peter Lialios, Peter Lialios, Stella Alimperti, Stella Alimperti

“…Epithelial barriers serve as critical defense lines against microbial infiltration and maintain tissue homeostasis. …”
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Analysis of Spatial Distribution Pattern and Driving Factors of Nature Reserves in Xinjiang by Yue Yang, Zhaoping Yang, Fang Han

“…As a crucial ecological defense line in China, studying the spatial distribution and influencing factors of nature reserves in Xinjiang is vital for regional ecological protection and resource management. …”
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Complement protein and Immunoglobulins Serum levels in Normal Pregnant and Spontaneous Aborted Women by Hiwa Abdulrahman Ahmad, Mehri Mirhaj Muhammd salih, Kamal Ahmed Khidir

“…Concluded that complement proteins (C3 andC4) are a good defense line during normal pregnancy, sometime activation (hyper-consuming) of complement elements may provoke spontaneous abortion, while immunoglobulins are a little role in inducing of miscarriage in pregnant women.  …”
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Phenotypic and transcriptomic analyses reveal major differences between apple and pear scab nonhost resistance by Vergne, Emilie, Chevreau, Elisabeth, Ravon, Elisa, Gaillard, Sylvain, Pelletier, Sandra, Bahut, Muriel, Perchepied, Laure

“…In addition, a comparative analysis between pear scab host and nonhost interactions indicated that, although specificities were observed, two major defense lines seems to be shared in these resistances: cell wall and cuticle potential modifications and phenylpropanoid pathway induction. …”
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