磷超标的水产养殖尾水易导致受纳水体富营养化,而目前常用处理方法存在二次污染、费用高、稳定性较差等弊端。生物炭作为经济除磷材料已被广泛研究,但缺乏其处理实际养殖尾水的基础数据。制备了4种生物炭,即杉木生物炭(WBC)、菌渣生物炭(VBC)、鳗鱼粪便生物炭(MBC)及改性杉木生物炭(SBC),并研究其对淡水养殖场尾水、淡水养殖场尾水浓缩水及海水养殖尾水中磷的去除效果。结果表明,生物炭对TP的去除效果随着投加量的增加而提高,SBC处理效果最优,VBC次之,WBC除磷能力较差,而MBC则会释放磷 ...
陈运超 +5 more
doaj
[Determination of ethylene oxide and acetaldehyde in petrochemical exhaust based on thermal desorption- gas chromatography-mass spectrometry]. [PDF]
Li YJ.
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[Experimental curriculum design for undergraduates based on the improvement of scientific research abilities: taking determination of pyrimidine fungicides in soil by QuEChERS-gas chromatography-mass spectrometry as an example]. [PDF]
Lyu F, Shan X, Zhao R, Zheng W.
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[Untargeted metabolomics reveals differential serum metabolites and metabolic pathways in patients with primary Sjögren syndrome and thrombocytopenia]. [PDF]
Xiang Z, Yang L, Yang J.
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[Medical treatment standards for emergency burn wounded (2025 edition)]. [PDF]
National Health Commission Of The People's Republic Of China.
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生物炭是生物质在限氧或隔绝氧气条件下通过热解方式经化学转化而产生的一种高度芳香化固体碳质,具有易制备、应用范围广的优点。为提高原始生物炭的吸附性能和催化效能,众多研究者对其进行了改性。基于此,综述了生物炭的化学改性策略,包括元素掺杂改性、酸/碱改性、氧化/还原改性以及金属盐/氧化物改性等,并分析了改性策略改善生物炭物理化学性能的机制,在此基础上,阐述了经化学改性后的生物炭在去除水体中有机污染物和无机污染物方面的应用,最后,提出了化学改性生物炭去除水中污染物的未来探索方向。
任芝军 +6 more
doaj
[Two siblings with congenital erythropoietic porphyria in one family: case report and literature review]. [PDF]
Yang YQ, Han Y, Zhang CL, Xie M.
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[Solid-phase extraction coupled with high performance liquid chromatography-triple quadrupole mass spectrometry for simultaneous determination of seven coumarins in water samples from drinking water treatment plants]. [PDF]
Jiao WM +7 more
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[<i>Lactobacillus plantarum</i> ZG03 alleviates oxidative stress <i>via</i> its metabolites short-chain fatty acids]. [PDF]
Lin S +8 more
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目的探究水稻秸秆生物炭对矿区压实土壤水分入渗和蒸发特征的影响,为秸秆废弃物的资源化利用和矿区土壤修复提供依据。方法在模拟1.2、1.3、1.4、1.5、1.6 g/cm3(T1.2~T1.6)压实处理下,设置4种生物炭施量(0、2%、4%、6%)进行室内土柱模拟试验。结果1)不同施用量生物炭均减缓不同压实土壤湿润锋向下运移速率,土壤水分累积入渗量随生物炭施用量的增加呈先增加后减少趋势。2%施量处理均增加不同压实处理的累积入渗量,其中T1.2、T1.3、T1.5和T1.6时 ...
林钰泽 +5 more
doaj

