排序方式: 共有6条查询结果,搜索用时 15 毫秒
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Yin Ting Xu Fang Shi Shi Liao Shengen Tang Xiaosu Zhang Haifeng Zhou Yanli Li Xinli 《Environmental science and pollution research international》2022,29(12):17162-17172
Environmental Science and Pollution Research - Mediation analysis aims to discover the role of intermediate variables from exposure to disease. The current study was performed to evaluate how... 相似文献
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Zhu Qingqing Liao Shengen Lu Xinyi Shi Shi Gong Dexing Cheang Iokfai Zhu Xu Zhang Haifeng Li Xinli 《Environmental science and pollution research international》2021,28(31):41834-41842
Environmental Science and Pollution Research - Cobalt exposure has adverse health effects on the cardiovascular system in occupational and laboratory studies, but these effects have not been... 相似文献
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Yin Ting Zhu Xu Cheang Iokfai Zhou Yufei Liao Shengen Lu Xinyi Zhou Yanli Yao Wenming Li Xinli Zhang Haifeng 《Environmental science and pollution research international》2023,30(10):25093-25102
Environmental Science and Pollution Research - The field of environmental health has begun to examine the effects of higher-order chemical combinations. The current literature lacks studies... 相似文献
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结合滑动摩擦耗能及塑性变形耗能机制,设计了一种装配式摩擦?软钢耗能支座。该支座可看作包含摩擦板的滑动摩擦组件与软钢棒的组合,属于一种功能分离式支座。滑动摩擦组件提供了支座的竖向和水平承载力,以及大部分耗能;而软钢棒增强了支座的屈服后水平刚度,有效减小支座滑动位移,破坏后便于更换。利用压剪试验机实测了摩擦?软钢耗能支座的摩擦系数及耗能性能,后者包括滞回曲线、刚度退化曲线、单位滞回耗能及等效阻尼比等指标。最后提出了一种考虑承载能力系数的改进等效阻尼比。试验结果表明:不同竖向荷载下支座的摩擦系数较为稳定,软钢棒与摩擦板共同提供了支座的水平刚度和耗能能力,支座的整体耗能性能良好。 相似文献
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