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The Impact of Resource Optimization on the Economic Development of the Marine Industry
Published 2022-01-01“…The results show that the final evaluation score of the marine biological industry in Shandong Province is 64.97, which is affected by comprehensive factors. …”
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Research on shear-slip characteristics with different-size rectangular zigzag gouge by double-direct tests
Published 2017-04-01Get full text
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Joint Subchannel Pairing and Power Control for Cognitive Radio Networks with Amplify-and-Forward Relaying
Published 2014-01-01Get full text
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167
Influence of Coal Cleats on Conical Pick Cutting Process Based on PFC
Published 2022-01-01Get full text
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168
Experimental Study of Seepage Characteristics of Filling Structures in Deep Roadway
Published 2022-01-01Get full text
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The effect of sleep quality on learning engagement of junior high school students: the moderating role of mental health
Published 2025-01-01“…The study aims to explore the relationship between sleep quality and students’ learning engagement, and to deeply analyze the moderating role played by mental health.MethodsA questionnaire survey was conducted among some junior high school students in Rizhao City, Shandong Province for the research.ResultsThe results show that: (1) The main effect of sleep quality on learning engagement is significant (β = 0.476, t = 1.829, p < 0.001), specifically, the better the sleep quality, the higher the students’ learning engagement. (2) The influence of sleep quality on learning engagement is moderated by mental health (β = –0.850, t = -2.652, p = 0.006), that is to say, the influence of sleep quality on learning engagement is more significant for students with poor mental health, and mentally healthy students can effectively alleviate the negative impact of sleep problems on their learning engagement.DiscussionResearch shows the significance of good sleep quality and mental health for students’ learning. …”
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Research on Deformation and Failure Evolution of Deep Rock Burst Drivage Roadway Surrounding Rock under Dynamic Disturbance
Published 2021-01-01“…In order to explore the deformation and failure evolution characteristics of the surrounding rock during the connection process of the deep rock burst drivage roadway under the dynamic load disturbance, and based on this, the catastrophe mechanism of the roadway is analyzed, taking the rock burst accident of Longyun Coal Industry in Shandong Province on October 20, 2018, as the engineering background. …”
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172
Classification of the Traffic Status Subcategory with ETC Gantry Data: An Improved Support Tensor Machine Approach
Published 2023-01-01“…The experiment in this paper uses ETC gantry data from the Jingtai highway in Shandong Province, and the findings reveal that the ISTM has optimum values of 0.2578 and 0.3254 for the SumD and 0.1718 and 0.1901 for the DBI as compared to K-mean clustering and the SVM. …”
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Surface and New Building Deformation Analysis of Deep Well Strip Mining
Published 2020-01-01“…Aiming at the problem of surface movement and long-term stability of a work plane of deep well strip mining in Shandong Province, an observation station is set up on the surface of strip mining, and the surface deformation value during strip mining is measured with advanced measuring instruments; on the stable surface of the old mining area, the surface deformation monitoring work is also carried out for new buildings. …”
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miR-6869-5p Inhibits Glioma Cell Proliferation and Invasion via Targeting PGK1
Published 2020-01-01Get full text
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176
Evaluation of land ecological security and driving factors in the Lower Yellow River Flood Plain based on quality, structure and function
Published 2025-01-01“…Significant enhancements post-2010 were observed in Shandong Province, unlike the modest gains in Henan. Spatial heterogeneity in LES was evident across floodplain segments, with Jitai Beach witnessing the most decline, Dongying Beach the most improvement, and Zhengkai Beach the largest internal disparities. …”
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Distribution Law of In Situ Stress and Its Engineering Application in Gateroad Maintenance: A Case Study
Published 2022-01-01“…The test site is located in the city of Heze, Shandong Province, China. The main conclusions included the following: (1) among the three large-scale tectonic movements experienced by the Guotun coal mine, the middle Yanshan period has the strongest impact on it. …”
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Detection of Nanoscale Soil Organic Matter by Middle Infrared Spectrum for Forensic Science
Published 2015-01-01“…In this study, NSOMs from eighteen regions of Shandong Province in China were examined by middle infrared spectrum (4000–400 cm−1). …”
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Analysis of the Protection Performance of Face Guard for Large Mining Height Hydraulic Support
Published 2021-01-01Get full text
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Macro-Micro Failure Mechanisms and Damage Modeling of a Bolted Rock Joint
Published 2017-01-01Get full text
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