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Bài viết đề xuất một mô hình phân tích ứng xử của hệ bể chứa chất lỏng chịu tải trọng động đất theo thời gian, có xét đến tương tác với đất nền. Bằng phương pháp kết cấu phụ, hệ bể chứa chất lỏng được mô hình dưới dạng thông số tập trung với hai bậc tự do, hệ đất nền và móng được mô hình dưới dạng sway-rocking với ba bậc tự do có xét đến bậc tự do vòng treo.
10p viohoyo 25-04-2024 8 3 Download
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Phần 1 cuốn sách "Cách nền kinh tế vận hành: Niềm tin, sự sụp đổ và những lời tiên tri tự đúng" có cấu trúc gồm 5 chương. Chương 1: Giới thiệu; Chương 2: Kinh tế học cổ điển; Chương 3: Ảnh hưởng của Keynes đối với nền kinh tế thế giới; Chương 4: Những người theo học thuyết Keynes đã sai lầm ở đâu; Chương 5: Giả thuyết Kì vọng Hợp lí. Mời các bạn cùng tham khảo nội dung chi tiết!
146p kimphuong1143 04-12-2023 8 5 Download
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Geotechnical problems are complicated to the extent and cannot be expected in other areas since non-uniformities of existing discontinuous, pores in materials and various properties of the components. At present, it is extremely difficult to develop a program for tunnel analysis that considers all complicated factors.
9p vibentley 08-09-2022 15 4 Download
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The main contents of "Thesis for the degree of Doctor of Philosophy: Southern Shan Shui: Interpreting reimagined Australian landscapes through contemporary jewellery" include all of the following: Chapter One: Chinese landscape depictions, ink and brush landscape painting, scholar’s rock and Chinese mythological landscapes; Chapter Two: Australian landscape and its depiction in pictorial motif and jewellery & object; Chapter Three: Methodology, studio production, and reflection onfinalised series of works; Experiments and reflection of installation and presentation of finalised works.
168p runordie3 06-07-2022 2 2 Download
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A belt of Upper Eocene–Lower Oligocene marine sedimentary rocks extends from Kıyıköy on the Black Sea coast to Pınarhisar in the Thrace Basin, suggesting a marine connection between the Black Sea and the Thrace Basin during this period. The Cenozoic succession of this marine corridor was studied in the vicinity of Kıyıköy along two measured stratigraphic sections.
15p tanmocphong 29-01-2022 11 1 Download
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The Oligocene Ruslar Formation, an equivalent of the Maykop Suite, is a potential hydrocarbon source rock in the western Black Sea Basin. In contrast to the offshore areas, the depositional environment and hydrocarbon source rock potential of onshore Bulgaria sediments are largely unknown. Hence, a 14-m-thick section of the Ruslar Formation, exposed near Karadere (Black Cape) along the Black Sea coast, provides an excellent opportunity to study the upper part of the Ruslar Formation.
21p tanmocphong 29-01-2022 12 1 Download
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The tectonic evolutionary history between the Xing’an Block (XB) and Songnen Block (SB) in the eastern Central Asia Orogenic Belt (CAOB) has been hotly debated. In this study, we present a series of new data to provide a better constraint on the magmatic process during plate subduction and its implications for the regional tectonic evolution of XB and SB, even the CAOB. The whole-rock geochemistry and zircon U-Pb chronology of syenogranite in the Chaihe area of the Great Xing’an Range have been carried out.
27p tanmocphong 29-01-2022 13 2 Download
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Classification of rocks is one of the basic parts of geological research and is a difficult task due to the heterogeneous properties of rocks. This process is time consuming and requires sufficiently knowledgeable and experienced specialists in the field of petrography. This paper has a novelty in classifying plutonic rock types for the first time using thin section images; and proposes an approach that uses the deep learning method for automatic classification of 12 types of plutonic rocks.
10p tanmocphong 29-01-2022 13 1 Download
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: Fluid vents in the Sea of Marmara were discovered and investigated by several studies. In this paper, a numerical model is created for the first time to determine the possible transport mechanism behind those fluid emissions at the seafloor. The finite volume method is used for numerical simulations by implementing a commercial finite volume code, ANSYS-Fluent. The thermal and physical rock properties used in our models are taken from previous studies.
11p tanmocphong 29-01-2022 7 1 Download
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Lake sediments are very useful for providing high-resolution records of geomagnetic field variations, especially for the Holocene period. We present high-resolution paleomagnetic records from three cores (KCL12P1, P2, and P3) recovered from Küçükçekmece Lagoon, located at the northern shoreline of the Sea of Marmara, Turkey. The cores were subjected to a comprehensive paleomagnetic and rock magnetic investigation using oriented samples.
14p tanmocphong 29-01-2022 10 0 Download
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On October 30, 2020, a strong earthquake (Mw6.6–7.0) occurred offshore, just north of Samos Island, causing life losses, injuries and damages, especially on the Turkish side. The broader area is characterized by a complex geodynamic setting with both rich seismic history and numerous active faults of different direction and kinematics. The first aim of this study is to define the seismic source of the mainshock, based on seismological and geodetic data (GPS measurements and originally processed GNSS records), as well as our field observations on Samos Island few days after the mainshock.
22p tanmocphong 29-01-2022 16 0 Download
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Varto and the surrounding region have important geothermal fields, developing in strike-slip tectonic setting in East Anatolia, which resulted from the collision of the Arabian and Eurasian plates. The main structural elements in the area are the NE-trending sinistral and NW-trending dextral strike-slip fault segments and N-S trending extension zones. In order to determine fault-controlled geothermal circulation, it is very important to fully characterize the structural elements in these complex environments.
20p tanmocphong 29-01-2022 13 2 Download
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This paper focuses on the correlation of two different marble units from an approximately 3,900 m deep geothermal exploration well (GP-1) in western Turkey by petrographical and geochemical data. Future geothermal exploration drilling in that area will benefit from a better (tectono) stratigraphic correlation and a better definition of the reservoir geometry in the basin. It is an innovative approximation in many settings to correctly correlate marble units without clear stratigraphic markers or fossil record, in particular, when sample material is restricted to cuttings.
33p tanmocphong 29-01-2022 13 1 Download
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Kestanbol geothermal field is located in northwestern Turkey and is one of the highest temperature geothermal fields in the Biga Peninsula. In this study, one geothermal well, two geothermal springs, and two cold springs were monitored for one year in Kestanbol geothermal field to determine hydrogeochemical and isotopic characteristics. Additionally, any possible relationship between seismic activity and variations in the hydrochemistry of geothermal water was investigated.
22p tanmocphong 29-01-2022 14 1 Download
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To improve the utilization rate of hot dry rock resources, it is necessary to recover the energy of geothermal tailwater and improve the net output work. An improved ammonia-water power cycle is proposed based on the Kalina cycle. Taking the geothermal parameters of the Husavik Power Plant in Iceland as the prototype (the water temperature of the geothermal well is 122°C, and the tailwater temperature is 80°C), the numerical simulation of the modified Kalina cycle is carried out by using Engineering Equation Solver software.
11p tanmocphong 29-01-2022 15 1 Download
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The thesis will solve the following two basic objectives: Clarifying the effect of hydrodynamic and geometric factors on the current velocity due to wave at the dike toe by using rocks; Determining the formula to calculate the maximum flow velocity at the foot of the embankment (dike toe), then select the solution to design the structure of the foot protection of the embankment in both with or without roughness structures
27p hobbsandshaw 09-06-2021 12 3 Download
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Objectives of the study: To clarify the geochemical behavior of nickel in the weathering of ultramafic rocks and the formation of nickel laterite ores. To elucidate the formation process of nickel laterite ore types; Initial assessment on the prospect of nickel laterite ore in the North of Vietnam.
27p extraenglish 24-05-2021 14 3 Download
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Bài viết thực hiện minh hoạ trên bốn thể loại Classical, Rock, Jazz và Pop. Nghiên cứu này có thể áp dụng mở rộng đối với các thể loại nhạc khác hoặc xây dựng các hệ thống truy vấn thông tin nhạc dựa vào nội dung, kiểm tra việc sao chép bản quyền nhạc.
11p quenchua9 20-11-2020 58 4 Download
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Bài viết sử dụng kết quả phân tích địa hóa như nhiệt phân Rock-Eval, tổng carbon hữu cơ, phản xạ vitrinite, sắc ký khí, sắc ký khí ghép khối phổ... để tổng hợp và đánh giá đặc điểm đá mẹ các giếng nước sâu thuộc bể Nam Côn Sơn và Tư Chính - Vũng Mây.
8p vibeirut2711 19-08-2020 36 3 Download
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The paper presents a brief description of an automated system, designed to control coal quality in accordance with the specified parameters of the waste rock content owing to obtaining, collecting, processing and storing information from primary instruments, using a radioisotope measuring method.
5p lucastanguyen 01-06-2020 25 1 Download
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