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Impact of Different Diets on Adult Tri-Spine Horseshoe Crab,Tachypleus tridentatus

Journal of Ocean University of China 2022年第3期21卷 541-548页

作者： YING Ziwei BAO yuyuan LI Yinkang YE Guoling ZHANG Shuhuan XU Peng ZHU Junhua XIE Xiaoyong Guangdong Provincial Key Laboratory of Fishery Ecology and Environment South China Sea Fisheries Research InstituteChinese Academy of Fisheries SciencesGuangzhou510300China College of Fisheries Science and Life Science of Shanghai Ocean University Shanghai201306China Southern Marine Science and Engineering Guangdong Laboratory(Guangzhou) Guangzhou511458China Guangdong Ocean Planning Research Center Guangzhou510322China Sturgeon Healthy Breeding and Medicinal Research Center Guizhou University of Traditional Chinese MedicineGuiyang550025China College of Marine Sciences Beibu Gulf UniversityQinzhou535011China

Effective culture and management of adult tri-spine horseshoe crab,Tachypleus tridentatus can ensure that stock enhancement programs and aquaculture systems are *** explore suitable feed for animals during the breeding season,Pacific oyster(Ostrea gigas)(oyster group;OG)and frozen sharpbelly fish(Hemiculter leucisculus)(frozen fish group;FG)were selected to feed 20 *** male and female pairs,*** the end of the experiment,intestinal samples were obtained to measure digestive enzymes *** intestinal flora were determined by 16S r DNA *** eggs were observed in the FG and one *** adult *** animals died in the OG,and 9.7×10;eggs were *** results show that oysters are more suitable for the development and reproduction of adult *** than frozen ***,the digestive enzyme activity analysis revealed that animals in the OG exhibited higher protein digestibility than those in the FG,but no significant differences in lipid and carbohydrate uptake were observed between the ***,the intestinal flora analysis showed that operational taxonomic units(OTUs)and the Chao1 index were significantly higher in the OG than in the FG,but no significant difference was observed in the Shannon or Simpson indices between the *** data indicate that the oyster diet improved the intestinal microbial diversity of *** hypothesize that nutrients,such as oyster-based taurine,proteins,and highly unsaturated fatty acids,improve protease activity in the *** digestive tract,alter the intestinal floral structure,and improve the reproductive performance of ***.

关键词： Tachypleus tridentatus diet reproductive performance digestive enzyme activity intestinal flora

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Deformable double-shelled hollow mesoporous organosilica nanocapsules:A multi-interfacial etching strategy

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Chinese Chemical Letters 2021年第3期32卷 1101-1105页

作者： Zhihao Feng Zhaogang Teng yuyuan Shi Wenhui Shi Xiaodan Su Guangming Lu Lianhui Wang Lixing Weng Key Laboratory for Organic Electronics&Information Displays and Jiangsu Key Laboratory for Biosensors Institute of Advanced MaterialsJiangsu National Synergetic Innovation Centre for Advanced MaterialsNanjing University of Posts and Telecommunications(NJUPT)Nanjing 210023China College of Geography and Biological Information Nanjing University of Posts and TelecommunicationsNanjing 210046China Department of Medical Imaging Jinling HospitalSchool of MedicineNanjing UniversityNanjing 210002China

Multishelled hollow structures have drawn increasing interest because of their peculiar compartmentation environments and physicochemical *** this work,deformable double-shelled hollow mesoporous o rganosilica nanocapsules(DDHMONs)were succes s fully synthesized by a multi-interfacial etching *** obtained DDHMONs have a double-shelled structure with aninorganic-organic hybrid framework,a uniform outer layer(~320 nm)and inner layer(~180 nm),ordered mesochannels(~2.21 nm),and a large specific surface area(~1233 m^(2)/g).In vitro toxicity tests show that the DDHMONs have excellent biocompatibility when coincubated with human breast cancer *** addition,the anti cancer substance doxorubicin(DOX)can be highly loaded in DDHMONs(~335μg/mg).The results from flow cytometry together with confocal laser scanning microscopy show that DOX can be efficiently delivered into MCF-7 cells by DDHMONs,thus improving chemotherapeutic efficiency and demonstrating that DDHMONs have potential nanomedicine applications as anticancer agents.

关键词： Hollow structure Mesoporous Double-shelled Organosilica Anticancer

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A study on hydrocarbon generation potential of deep source rocks and gas sources in Changling Fault Depression,Songliao Basin

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Chinese Journal Of Geochemistry 2011年第2期30卷 255-263页

作者： Zan, Ling Zhang, Zhihuan Fei, Jiajia Wu, yuyuan Zhang, Zhenying Qin, Liming Mei, Ling Li, Wenhao State Key Laboratory of Petroleum Resource and Prospecting China University of Petroleum Beijing 102249 China East China Branch of SINOPEC Nanjing 210011 China Beijing Economic Management Institute Beijing 100102 China

Through natural gas exploration in the Changling Fault Depression,abundant natural gas flows were obtained and high-quality source rocks were also *** on bulk analyses,organic matter abundance,organic matter type and thermal maturity of the source rocks were studied *** the same time,gas gener-ating intensity and gas generating quantity were quantitatively analyzed by using basin modeling *** results indicated that gas source rocks of the Shahezi Formation are characterized by abundant organic matter and dark mudstone distributions and high-over thermal *** possess high gas generating intensity with the biggest value surpassing 500×108 m3/km2,and large gas generating quantity,accounting from 74.40% of the total *** Yingcheng Formation has good gas-source rocks with moderate dark mudstone and relatively high organic *** has type-Ⅲ organic matter and low-over thermal *** gas generating intensity is moderate,between 20×108 and 60×108 m3/*** gas generating quantity is 13.63% of the total *** Huoshiling Formation has relatively good source rocks with limited dark mudstone and low organic *** has type-Ⅲ kerogen and over-thermal *** gas generating quantity is 7.10% of the total *** Denglouku Formation has poor-gas source rocks,and is characterized by undeveloped dark mudstone and low organic matter *** has type-Ⅲ organic matter and low-high thermal *** gases in the Changling Fault Depression mainly originated from the Shahezi Formation,and secondarily from the Yingcheng *** contribution of the Huoshiling Formation gas source rocks is relatively small.

关键词： the Changling Fault Depression dark mudstone the Shahezi Formation hydrocarbon basin modeling

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Design of Landscape Gardens in Urban Residential Areas

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Journal of Landscape Research 2018年第3期10卷 24-26,34页

作者： FENG yuyuan Hongtashan Nature Reserve Management Bureau Yuxi Yunnan 653100 China

In this paper,the function of afforestation in urban residential areas was analyzed,and the connotation of landscape garden design in the urban residential areas with ecological beauty,shape beauty,and color beauty was *** study focused on the design of the multi-level urban landscape garden,which took arbors as the main body,shrubs as the auxiliary,flowers as the embellishment,evergreen plants as the leading,and deciduous plants as the backdrop and which had preference for native plants and properly introduced exotic featured plants,so as to build a livable city.

关键词： City Living Landscape Garden Design

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The Man Who Gave His All to Tibet

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China Today 1995年第8期44卷 17-19页

作者： ZHU yuyuan

ＴｈｅＭａｎＷｈｏＧａｖｅＨｉｓＡｌｌｔｏＴｉｂｅｔＢｙｓｔａｆｆｒｅｐｏｒｔｅｒＺＨＵＹＵＹＵＡＮＫｏｎｇＦａｎｓｅｎｃｈａｔｓｗｉｔｈａＴｉｂｅｔａｎｆａｍｉｌｙｉｎＳｅｐｔｅｍｂｅｒ１９９Ｏ，ＫＯＮＧＦＡＮＳＥ... 详细信息

ＴｈｅＭａｎＷｈｏＧａｖｅＨｉｓＡｌｌｔｏＴｉｂｅｔＢｙｓｔａｆｆｒｅｐｏｒｔｅｒＺＨＵＹＵＹＵＡＮＫｏｎｇＦａｎｓｅｎｃｈａｔｓｗｉｔｈａＴｉｂｅｔａｎｆａｍｉｌｙｉｎＳｅｐｔｅｍｂｅｒ１９９Ｏ，ＫＯＮＧＦＡＮＳＥＮ，ａｃａｄｒｅｏｆｔｈｅＨａｎｎ...

关键词： Man The Man Who Gave His All to Tibet

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COVID-19:INTERNATIONAL DEBT RELIEF FOR AFRICA AND CHINA’S ROLE

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Contemporary World 2020年第4期 32-35页

作者： ZHOU yuyuan Center for West Asian & African Studies Shanghai Institutes for International Studies

The outbreak Covid-19 has a tremendous impact on the economy and livelihood of African *** epidemic prevention and control poses serious challenges to the limited financial resources of African *** public foreign debt of African countries amounted USD 583 billion,more than double of that in *** are 18 countries in debt distress and faced with high risk according to *** the context of the economic and financial difficulties in Africa caused by Covid-19,debt repayment pressure will undoubtedly further aggravate the plight of some African *** view of the important role of debt relief in the rapid release of liquidity,in order to support African countries as well as other developing countries to fight the pandemic,debt relief for Africa has quickly become an important consensus of the international *** by the G20 Debt Relief Initiative,the international community's debt relief for Africa has been put on the *** as an important stakeholder of African debt has been actively taking part in the international collective debt relief and making earnest efforts in exploring the use of bilateral means,thus playing an important role in the debt relief for Africa.

关键词： collective doubt prevention

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Impact of the Belt and Road Initiative:The case of Pakistan

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Economic and Political Studies 2024年第3期12卷 235-249页

作者： Zhanming Chen Yasir Amin Ruiping Jiang Shan Guo yuyuan Wen Xinye Zheng School of Applied Economics Renmin University of ChinaBeijingChina School of Public Administration and Policy Renmin University of ChinaBeijingChina

This study investigates the macroeconomic impact of the Belt and Road Initiative(BRI)on Pakistan using the synthetic control *** on the panel data of 42 non-BRI countries,we construct a synthetic Pakistan to estimate the economic growth trend of the country without the *** comparing the actual economy with the synthetic case,our results show that the BRI increases the annual per capita GDP growth rate of Pakistan from 3.04%to 4.69%for the period ***’s per capita GDP in 2018 would have been Int$5,022 instead of Int$5,567 if the BRI had not *** outcomes of the in-time placebo test,in-place placebo test,and dropping sample test all confirm the robust impact of the BRI on Pakistan.

关键词： Belt and Road Initiative economic growth Pakistan synthetic control method

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Ouvrir un nouveau chapitre

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中国与非洲（法文版） 2022年第2期14卷 12-13页

作者： ZHOU yuyuan Instituts d'etudes internationales de Shanghai

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Sovereign Debt Management in Developing Countries

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Contemporary World 2023年第4期 31-34页

作者： Zhou yuyuan the Center for West Asian&African Studies of Shanghai Institutes for International Studies

The sovereign debt issue of developing countries stands out in global governance and international development *** to the COVID-19 pandemic,Ukraine crisis and interest rate hikes in developed economies,among other factors,the most broad-based increase in debt experienced by developing countries since 2008,is turning into the fourth round of debt crisis.

关键词： turning Management stands

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同步回转式混输泵的工作原理与动力特性研究

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西安交通大学学报 2010年第5期44卷 60-65页

作者：杨旭屈宗长吴裕远西安交通大学能源与动力工程学院西安710049

提出了一种新型的同步回转式混输泵,介绍了该混输泵的结构特点与工作原理.在对其关键运动部件建立动力学模型的基础上,研究了该混输泵的动力学特性,分析了主要结构参数对泵的动力学性能的影响,并对样机进行了功率特性测试.研究结果表明... 详细信息

提出了一种新型的同步回转式混输泵,介绍了该混输泵的结构特点与工作原理.在对其关键运动部件建立动力学模型的基础上,研究了该混输泵的动力学特性,分析了主要结构参数对泵的动力学性能的影响,并对样机进行了功率特性测试.研究结果表明:同步回转式混输泵具有结构简单、运转平稳、制造成本低等优点;转子和油缸之间的相对角速度低于转子角速度的10%;滑板受力随相对偏心距和长径比的减小而减小,转子轴承与油缸轴承的载荷随相对偏心距的增大和长径比的减小而减小;在0.5～2.5MPa的工作压力范围内,样机的实测功率与理论计算值的相对偏差为17.3%～35.1%,其中摩擦功耗所占比例较大,需进一步改进.

关键词：同步回转混输泵动力特性相对偏心距长径比

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