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Minxing Dong, Jichao Yang, Yushan Fu, Tengfei Fu, Qing Zhao, Xuelei Zhang, Qinzeng Xu and Wenquan Zhang
The soft coral order Alcyonacea is a common coral found in the deep sea and plays a crucial role in the deep-sea ecosystem. This study aims to predict the distribution of Alcyonacea in the western Pacific Ocean using four machine learning-based species d...
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Yanru Wu, Wenquan Yang, Qinyao Li, Qianluo Qiao, Shuai Zhao, Yangcan Zhang, Yanghua Yu, Shengxiang Zhang, Xilai Li and Jiancun Kou
The degradation of alpine meadows on the Qinghai?Tibet Plateau is a major issue affecting both the ecology and the economy. Microorganisms play an important role in soil nutrient cycling and the regulation of ecosystem function. This study aimed to inves...
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Yufei Wang, Honghai Zhang, Zongbei Shi, Jinlun Zhou and Wenquan Liu
General aviation accidents have complex interactions and influences within them that cannot be simply explained and predicted by linear models. This study is based on chaos theory and uses general aviation accident data to conduct research on different t...
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Yankai Liang, Rui Wang, Wenquan Sun and Yongjun Sun
Municipal sludge is characterized by high organic matter content, high viscosity, and fine particles, resulting in poor dewatering performance. This article analyzes the composition and properties of municipal sludge, examines the factors affecting the d...
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Jinping Feng, Dongguo Shao, Wenquan Gu, Luguang Liu, Wei Dong and Donghao Miao
Understanding the law of surface water?groundwater conversion in the face of high-intensity human activities is still a challenge. In this study, we employed statistical and system dynamics methods to investigate the surface water?groundwater conversion ...
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Qiao Su, Hongjun Yu, Xingyong Xu, Bo Chen, Lin Yang, Tengfei Fu, Wenquan Liu and Guangquan Chen
The underground brine in Southern Laizhou Bay is characterized by its large scale and high concentration, which can affect the distribution and migration of geochemical elements in sediments. Most studies on the brine are based on hydrochemical analysis,...
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Wenquan Sun, Zhiqiang Xiao, Yongjun Sun, Lei Ding and Jun Zhou
In this paper, a high-efficiency and stable Cu-Ce@?-Al2O3 catalyst was prepared by taking the reverse osmosis (RO) concentrated water of a sewage treatment plant as the treatment object and activated alumina as the carrier. The preparation factors that a...
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Yuxiao Niu, Hanyu Ban, Haichao Zhang, Wenquan Gong and Fang Yu
In this work, a tracking control strategy is developed to achieve finite-time stability of quadrotor Unmanned Aerial Vehicles (UAVs) subject to external disturbances and parameter uncertainties. Firstly, a finite-time extended state observer (ESO) is pro...
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Qijun Ni, Tao Wang, Jialin Liao, Wansheng Shi, Zhenxing Huang, Hengfeng Miao, Peng Wu and Wenquan Ruan
In this study, pilot-scale vertical-flow constructed wetland (VFCW) and horizontal-flow constructed wetland (HFCW) were constructed to treat eutrophic water, and dissolved oxygen (DO) distributions, decontamination performances and key enzymes activities...
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Fang Lu, Haoqing Zhang, Yonggang Jia, Wenquan Liu and Hui Wang
Sediments are an important sink for heavy metal pollutants on account of their strong adsorption capacity. Elevated content of Cu was observed in the Chengdao area of the Yellow River Delta, where the surface sediment is mainly silt and is prone to be li...
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