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Research Status and Future Development of Deep Space Security

Wu Ke, Zhang Zhe, Yang Wenfei, He Jianfeng, Zhang Tianzhu, Jian Kangkang, Wu Weiren

Strategic Study of CAE 2022, Volume 24, Issue 4,   Pages 240-248 doi: 10.15302/J-SSCAE-2022.04.023

Abstract: Planetary protection mainly faces the challenges of pollution and impact of deep space spacecraft, andand planetary protection became an international consensus for deep-space exploration missions.agency, it implements planetary protection while conducting deep-space exploration safety tests.;">Planetary protection faces both legislative and technical challenges.In terms of planetary protection, microbial disinfection is currently the primary strategy.

Keywords： deep space security     space radiation threat     planetary protection     space heritage protection     space legislation    

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Principle and curve of planetary indexing cam mechanisms

LIU Ming-tao, ZHANG Ce, YANG Yu-hu

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 4,   Pages 475-478 doi: 10.1007/s11465-006-0063-6

Abstract: A new type of planetary indexing cam mechanism called type !c is presented.

Keywords： continuity     planetary     average transmission     symmetry     intermittent    

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Analysis of planetary gear transmission in non-stationary operations

Fakher CHAARI, Mohamed Slim ABBES, Fernando Viadero RUEDA, Alfonso Fernandez del RINCON, Mohamed HADDAR

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 1,   Pages 88-94 doi: 10.1007/s11465-013-0361-8

Abstract:

Planetary gearboxes operate usually in non-stationary conditions generated mainly by variable loadsIn order to understand the dynamic behavior of planetary gearboxes in such conditions, a mathematic model

Keywords： planetary gearbox     non-stationary conditions     variable load     dynamic response     time frequency analysis    

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Planet position errors in planetary transmission: Effect on load sharing and transmission error

Miguel IGLESIAS, Alfonso FERNáNDEZ, Ana DE-JUAN, Ramón SANCIBRIáN, Pablo GARCíA

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 1,   Pages 80-87 doi: 10.1007/s11465-013-0362-7

Abstract: , has been extended with internal meshing features, and thus increasing its capabilities to include planetaryThe parameters and characteristics of the planetary transmission used in the paper are introduced.Two different configurations for the planetary transmission are used, attending to the fixed or floating

Keywords： gear     planetary     epicyclic     transmission     load sharing     transmission error    

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DART Mission Shows Potential for Planetary Defense by Smashing Asteroid into New Orbit

Chris Palmer

Engineering 2023, Volume 24, Issue 5,   Pages 7-9 doi: 10.1016/j.eng.2023.03.002

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Implement and Innovate Environmental Protection Measures, Promote Green Protection of Cultural Relics

Fu-qing Liang,Yong-ping Sun

Frontiers of Engineering Management 2014, Volume 1, Issue 4,   Pages 330-335 doi: 10.15302/J-FEM-2014055

Abstract: The subject is implementing and innovating environmental protection measures, and promoting green protection

Keywords： environmental science     the Three Gorges cultural relics     innovate environmental protection measures     greenprotection    

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Developing a new agenda for increased food and climate security

Frontiers of Agricultural Science and Engineering doi: 10.15302/J-FASE-2023514

Abstract:

● The urgent need to address increasing worldwide food and climate insecurity.

Keywords： climate resilience     food security     human health     planetary health     regenerative agriculture    

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CROP PROTECTION OPENS UP NEW ERA OF CONSERVATION AND UTILIZATION OF GREEN OPTIONS

Frontiers of Agricultural Science and Engineering 2022, Volume 9, Issue 1,   Pages 1-3 doi: 10.15302/J-FASE-2021431

Abstract: Therefore, to solve the problem of crop pests and diseases, suitable green crop protection methods havemajor crop pests provides better pest management and acts as a fundamental part of an integrated plant protectiondocumenting the history of research and application, Chinese laws and regulations related to plant protection

Field management is a traditional conservation agriculture technique on plant protection such

Pesticides are widely used in the crop protection.

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Advantageous mechanochemical synthesis of copper(I) selenide semiconductor, characterization, and properties

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 3,   Pages 433-442 doi: 10.1007/s11705-021-2066-6

Abstract: selenide-nanocrystalline semiconductor was synthesized via one-step mechanochemical synthesis after 5 min milling in a planetary

Keywords： Cu2Se     berzelianite     nanocrystalline semiconductor     mechanochemical synthesis     planetary ball    

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Bioengineering protection mechanism of city rock slope and its laboratory test

Desong JIANG, Minghua ZHAO, Chong JIANG,

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 4,   Pages 414-421 doi: 10.1007/s11709-009-0055-9

Abstract: Based on the features of rock slope bioengineering protection, the ecology protection mechanism of theFurthermore, the indoor model experiment of urban crag rock slope ecology protection was designed and

Keywords： indoor     engineering project     protection mechanism     different     runoff lagging    

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Game Theory Analysis of Marine Rights Protection

Wang Lei, Chen Hua, Kang Meize, Ma Xiaochuan

Strategic Study of CAE 2019, Volume 21, Issue 6,   Pages 80-86 doi: 10.15302/J-SSCAE-2019.06.015

Abstract:

This study discusses marine rights protection from the perspective ofIt introduces the role of marine rights protection in handling marine disputes, as well as the nature, direction, and elements of the game in China’s marine rights protection.To this end, this study categorizes marine rights protection into three basic game processes, i.e., entryIt is concluded that improving technological means for marine rights protection can effectively change

Keywords： marine rights protection     game theory     marine rights protection technology     United Nations Convention    

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Review of challenges and strategies for balanced urban–rural environmental protection in China

Beidou XI,Xiaoguang LI,Jixi GAO,Ying ZHAO,Hongliang LIU,Xunfeng XIA,Tianxue YANG,Lieyu ZHANG,Xuan JIA

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 3,   Pages 371-384 doi: 10.1007/s11783-014-0744-z

Abstract: With the rise of environmentalism in China, great efforts have been devoted to environmental protectionCompared with urban environmental protection, rural environmental protection has not been attached enough, and the environmental protection awareness of people.urban–rural environmental protection” (BUREP), government should consider mapping out proper policieswith urban environmental protection in China.

Keywords： urban environment     rural environment     balanced urban–rural environmental protection     framework of balancedurban–rural environmental protection (BUREP)    

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Coordinated shift control of nonsynchronizer transmission for electric vehicles based on dynamic tooth alignment

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 4,   Pages 887-900 doi: 10.1007/s11465-021-0653-3

Abstract: A two-speed planetary NSAMT is taken as an example to carry out comparative simulations and bench experiments

Keywords： electric vehicle     nonsynchronizer automated mechanical transmission (NSAMT)     planetary gear     coordinated    

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Enhance the Protection System of Primary Cultivated Land to Promote Sustainable Prosperity of the Chinese

Li Boheng

Strategic Study of CAE 2004, Volume 6, Issue 3,   Pages 1-5

Abstract: order to support sustainable economic development, the Chinese Government has decided to implement the protectionThe primary agricultural land protection system is one of the basic conditions to support sustainable

Keywords： enhance     agricultural land     protection    

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Development and utilization of underground space for the protection of relics in the Yang Emperor Mausoleum

CHEN Zhilong, ZHANG Ping, LI Juxi

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 2,   Pages 229-233 doi: 10.1007/s11709-007-0028-9

Abstract: been unearthed at the Yang Emperor Mausoleum of the Han Dynasty, and China s first wholly underground protectionexhibition hall of relics that is under construction, the article expounds the importance of relic site protection

Keywords： importance     architecture     preservation     harmonious relationship     construction    

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Title Author Date Type Operation

Research Status and Future Development of Deep Space Security

Wu Ke, Zhang Zhe, Yang Wenfei, He Jianfeng, Zhang Tianzhu, Jian Kangkang, Wu Weiren

Journal Article

Principle and curve of planetary indexing cam mechanisms

LIU Ming-tao, ZHANG Ce, YANG Yu-hu

Journal Article

Analysis of planetary gear transmission in non-stationary operations

Fakher CHAARI, Mohamed Slim ABBES, Fernando Viadero RUEDA, Alfonso Fernandez del RINCON, Mohamed HADDAR

Journal Article

Planet position errors in planetary transmission: Effect on load sharing and transmission error

Miguel IGLESIAS, Alfonso FERNáNDEZ, Ana DE-JUAN, Ramón SANCIBRIáN, Pablo GARCíA

Journal Article

DART Mission Shows Potential for Planetary Defense by Smashing Asteroid into New Orbit

Chris Palmer

Journal Article

Implement and Innovate Environmental Protection Measures, Promote Green Protection of Cultural Relics

Fu-qing Liang,Yong-ping Sun

Journal Article

Developing a new agenda for increased food and climate security

Journal Article

CROP PROTECTION OPENS UP NEW ERA OF CONSERVATION AND UTILIZATION OF GREEN OPTIONS

Journal Article

Advantageous mechanochemical synthesis of copper(I) selenide semiconductor, characterization, and properties

Journal Article

Bioengineering protection mechanism of city rock slope and its laboratory test

Desong JIANG, Minghua ZHAO, Chong JIANG,

Journal Article

Game Theory Analysis of Marine Rights Protection

Wang Lei, Chen Hua, Kang Meize, Ma Xiaochuan

Journal Article

Review of challenges and strategies for balanced urban–rural environmental protection in China

Beidou XI,Xiaoguang LI,Jixi GAO,Ying ZHAO,Hongliang LIU,Xunfeng XIA,Tianxue YANG,Lieyu ZHANG,Xuan JIA

Journal Article

Coordinated shift control of nonsynchronizer transmission for electric vehicles based on dynamic tooth alignment

Journal Article

Enhance the Protection System of Primary Cultivated Land to Promote Sustainable Prosperity of the Chinese

Li Boheng

Journal Article

Development and utilization of underground space for the protection of relics in the Yang Emperor Mausoleum

CHEN Zhilong, ZHANG Ping, LI Juxi

Journal Article