System testing
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The data collected using purposive sampling and Slovin formula. The hypothesis of this research is tested by multiple linier regression. The research results showed that the variable site design, informative, security and communication have a partialy significant effect to the online shopping customer satisfaction, while the convenience of shopping variable is not significant. This understandable because each online store has different system and procedure that incovenience for consumers.
9p longtimenosee10 26-04-2024 4 1 Download
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Tài liệu học tập "Phương pháp giảng dạy tiếng Anh" Phần 1 gồm các nội dung chính như sau: Basic aspects of teaching english; teaching english language systems. Mời các bạn cùng tham khảo!
240p khanhchi090625 08-04-2024 20 9 Download
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Bài viết trình bày khảo sát một số đặc điểm tâm sinh lý ở nam giới người Việt Nam từ 17 - 57 tuổi bằng hệ thống Vienna Test System (VTS) tại Viện Y học Phòng không - Không quân từ năm 2020 - 2022. Phương pháp nghiên cứu: Nghiên cứu mô tả cắt ngang kết hợp phân tích các chỉ tiêu tâm sinh lý bằng hệ thống VTS trên 900 nam giới trong độ tuổi từ 17 - 57.
10p vicwell 06-03-2024 8 2 Download
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Bài viết Diễn biến năng lực phản ứng tâm lý của vận động viên đội tuyển quốc gia môn Karate tại thời điểm huấn luyện chung và huấn luyện chuyên môn trình bày thực trạng NLPƯ của VĐV đội tuyển quốc gia, môn Kararte ở thời điểm huấn luyện chung; Diễn biến NLPƯ của VĐV Kararte từ giai đoạn chuẩn bị chung đến giai đoạn chuẩn bị chuyên môn.
5p vinikolatesla 28-12-2023 18 4 Download
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Bằng phương pháp sử dụng hệ thống test tâm lý thể thao (Test Vienna System) cùng với phương pháp toán học thống kê… nghiên cứu đã xác định được 05 tiêu chí đánh giá năng lực trường nhìn (NLTN) gồm: Trường nhìn trực quan (độ); Góc nhìn trái (độ); Góc nhìn phải (độ); Lệch ngoại vi (%); Cảm nhận mục tiêu (%). Bài viết nghiên cứu tiến hành đánh giá thực trạng NLTN của vận động viên (VĐV) cấp cao môn Bắn súng quốc gia trong giai đoạn huấn luyện chuyên môn chuẩn bị thi đấu.
4p vinikolatesla 28-12-2023 4 3 Download
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This research presents a method for the identification of hazardous situations on the freeways as well as the hazard mitigation system based on the identification. The hazard identification is done using a crash risk probability model and based on the identification, mitigation strategy is employed to reduce the effect of the hazard. For this study, about 18 km long section of Eastern Freeway in Melbourne, Australia is selected as a test bed.
125p runthenight05 01-03-2023 5 3 Download
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In this thesis, the rolling contact wear of 52100 bearing steel and Over-aged Magnesia-Partially-Stabilised Zirconia (OA-Mg-PSZ) ceramic are examined using a newly developed rolling contact wear test rig. The new wear test rig simulates the system geometry of an un-lubricated hybrid (ceramic and steel) ball bearing. The new wear test rig is versatile in that it allows low cost samples to be utilised resulting in a larger number of samples that can be tested.
165p runthenight05 01-03-2023 6 3 Download
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Sufficient heat dissipation is crucial to the effective operation of friction based braking systems. Such cooling is generally provided by ensuring a sufficient supply of cooling air to the heated components, hence the aerodynamics in the region of the brake components is extremely important. The objective of the research was to develop an understanding of how aerodynamics could be used to improve the cooling of automotive disc brakes.
137p runthenight07 01-03-2023 4 2 Download
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The thesis is structured as follows: Chapter 1 Introduction; Chapter 2 Literature Review; Chapter 3 Experimental Design, Development and Application of an Accelerated Drill Test; Chapter 4 Discussion: The Developed Accelerated Drill Test; Chapter 5 Conclusions and Recommendations for Further Work; Appendix A – VMC Setup and Programming for Drill Testing; Appendix B - Designing an Automated Drill Test and DAQ System for Spindle Current Collection.
172p runthenight07 01-03-2023 5 3 Download
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Bài viết Khảo sát sự khác biệt về một số đặc điểm tâm lý của học viên bay, phi công và thành viên tổ bay quân sự trình bày khảo sát sự khác biệt một số đặc điểm học viên bay, phi công và thành viên tổ bay quân sự bằng hệ thống Vienna Test System (VTS) tại Viện Y học Phòng không - Không quân
5p vilucius 03-03-2023 8 3 Download
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This research is an investigation into the phrase 'intermediate landscape' and tests this concept in the re-development of the Sanya waterfront, China. The phrase is based on the 'missing link' in the current disconnection between the landscape and urban development in Sanya city. If the landscape is considered as a connection across scales and urban systems rather than an isolated system, then how can landscape affect the structure and function of urban development?
73p runthenight07 01-03-2023 3 2 Download
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This thesis presents the design of a test asset system capable of testing GNSS receivers for speed accuracy and the Uncertainty of Measurements (UOM) analysis for this system. The test asset system utilises a variety of engineering solutions and is capable of maintaining high accuracy benchmarks in speed measurements. The test asset system has an UOM equal 0.4 km/h for the entire range of speeds used for GNSS speed testing. The system was designed, assembled and tested to ensure the system maintains its integrity and capability to test GNSS receivers for speed measurement.
191p runthenight04 02-02-2023 6 2 Download
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This thesis presents an evaluation of the mapping performance of a variety of SLAM algorithms that are freely available in the Robot Operating System (ROS), in conjunction with ranging data from various ranging sensors suitable for use onboard small UAS. To compare the quality of the generated maps, an existing metric was initially employed, however deficiencies noted in this metric led to the development of two new metrics. A discussion of both the existing and new map quality metrics, and the advantages and disadvantages of each, is presented as part of this thesis.
99p runthenight04 02-02-2023 9 2 Download
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The primary goal of this research is accomplishing the BUUAS that can realize functions in the mission profile. In order to achieve this, the project starts with developing elemental aspects of the BUUAS. The configuration and propulsion system are two basic elements that the BUUAS must have to realize successfully operation. Besides, the necessary transition process between water and air must be investigated and carried by a conceived system.
187p runthenight04 02-02-2023 3 2 Download
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This study examined the phenomenon of residual protection by suspending the operation of established ICCP systems in two wharves located in southern Victoria and monitoring the effect on the passivity of the steel via electrochemical testing. The results of the study confirm that the steel in selected elements within these structures remained passive once the ICCP system was interrupted. The primary factor in determining which elements remained passive, and the duration of passivity was the amount of charge injected into the element over the life of the ICCP system.
290p runthenight04 02-02-2023 3 2 Download
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The primary aim of this research was to further develop the sensing and estimation module of the CHMS framework with an improved multimodal inference model of MWL as needed for the application in aerospace CPHS. Here the focus of this research was on the implementation of a multimodal inference model of MWL that would be developed and experimentally tested. This was done with the purpose of studying the viability of real‐time system adaptation in aerospace systems.
283p runthenight04 02-02-2023 9 3 Download
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The thesis " A Study of Vibration Control of Truck Seat Suspension System" has designed a novel active truck seat suspension system for a further study of active vibration control. A 5-degree-of-freedom driver and seating suspension system model for active vibration control has been developed. A novel fast system parameter identification method from vibration measurement data has been proposed for the seat-occupant system based on the multi-objective Genetic Algorithm optimization (GA).
206p runordie3 06-07-2022 18 4 Download
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Batch-type laboratory reactivity experiments and mo delling of hydrogeochemical interactions of a granite-scCO2-water system were conducted at 100 °C and 10 MPa in order to evaluate the geochemical and mineralogical responses of the granite to long-term reaction. The laboratory reactivity tests were conducted for a to t l duration of 70 days, and the continued hydrogeochemical interactions for up to 210 days we re determined by geochemical simulations.
16p tanmocphong 29-01-2022 12 1 Download
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Balçova-Narlıdere Geothermal Field (BNGF) hosts the largest geothermal district heating system of Turkey and several geothermal wells used for district heating and thermal tourism activities. This study assesses the use of BNGF geothermal fluid for agricultural activities. The spent geothermal brine was treated using nanofiltration and reverse osmosis membranes on a pilot-scale membrane test system. The qualities of the product were evaluated in terms of agricultural irrigation integrated with the implemented innovative wireless sensor network.
14p tanmocphong 29-01-2022 11 1 Download
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Object and scope: Small ship diesel engines with the range of power from 50 hp to 100 hp; traditional diesel fuel with 0.05% sulfur content, ULSD with 0.001% sulfur content, and Biodiesel originated from coconut oil; fabrication of ultrasonic wave-based equipment/system to produce homogeneous fuel blend;fuel supply system, exhaust system, and control and test system of the engine; testing equipment for engine power and emissions parameters.
27p closefriend09 16-11-2021 17 4 Download