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Xinyue Yan, Xin Chen, Wenyan Zheng, Guilin Zhang and Aiguo Dong
Fifty-one surface sediment samples from Dongshan Bay, China, were analyzed for heavy metals to evaluate their distribution, pollution status, and controlling factors. The enrichment factor is suggestive of the potential pollution status, ranging from min...
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Tao Wang, Weiwei Ye, Liyuan Liu, Aiguo Li, Naisheng Jiang, Le Zhang and Sitao Zhu
To investigate the impact of crack inclination angle on the tensile strength and characteristics of splitting failure in rock, split tests were conducted on fine-grained sandstone with pre-existing cracks under different crack inclination angle condition...
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Zan Huang, Zhaochun Lyu, Peifang Luo, Guoqing Zhang, Wenxuan Ying, Aiguo Chen and Hua Xiao
Sustainable ammonia is one of the leading candidates in the search for alternative clean fuels for marine applications. This paper aims to build a simulation model of a six-cylinder, four-stroke diesel engine to investigate the effects of increasing the ...
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Peiqin Liu, Hongping Liao, Yongyan Deng, Wenqi Zhang, Zhixi Zhou, Di Sun, Zhixin Ke, Aiguo Zhou and Huijuan Tang
Microplastics (MPs) have been given considerable attention due to their risk to aquatic organisms in marine environments. In this study, MPs? abundance and their potential correlation with environmental factors were investigated from 26 sites in Daya Bay...
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Mingming Zhang, Pan Kong, Anping Hou, Aiguo Xia, Wei Tuo and Yongzhao Lv
In order to effectively identify the signs of instability in the aerodynamic system of an axial compressor, a wavelet singular spectral entropy algorithm incorporated within the wavelet transform, singular value decomposition and information entropy is p...
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Yuejuan Yang, Hao Zhang, Xinquan Zhao, Zhizhang Chen, Aiguo Wang, Enlai Zhao and Hui Cao
Ecosystem services are the material basis of economic and social development, and play essential roles in the sustainable development of ecosystems. Urbanization can remarkably alter the provision of ecosystem services. Most studies in this area have foc...
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Litao Han, Cheng Gong, Lei Gu, Hu Qiao, Aiguo Zhang and Mengfan Liu
Most of the existing staged evacuation algorithms only consider the impact of crowd density on evacuation partition, but do not take into account the influence of the spatial distribution of occupants and the capacity of exits on the total evacuation tim...
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Zhengkun Pan, Chaonan Zhang, Shaodan Wang, Di Sun, Aiguo Zhou, Shaolin Xie, Guohuan Xu and Jixing Zou
Microplastic pollution has become a major global concern. Coastal areas are densely populated with human activity, commercial enterprises, and fishing, resulting in high incidences of fish microplastic pollution. It has been shown that microplastics exis...
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Litao Han, Huan Guo, Haisi Zhang, Qiaoli Kong, Aiguo Zhang and Cheng Gong
When the occupant density of buildings is large enough, evacuees are prone to congestion during emergency evacuation, which leads to the extension of the overall escape time. Especially for multi-exit buildings, it?s a challenging problem to afford an ef...
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Honghai Wang, Peng Jia, Liquan Wang, Feihong Yun, Gang Wang, Aiguo Zhang, Min Xu and Xiangyu Wang
The all-electric subsea gate valve actuator is one of the critical components of the all-electric subsea production control system. To bridge the gap of the low-power holding mechanism in the all-electric subsea gate valve actuator of the subsea producti...
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