The eye is transitory by nature, visual objects, visual consciousness is transitory by nature.

By Tuesday morning, the robotic probe had flown 116 days in an Earth-Mars transfer trajectory toward the red planet, about 63.8 million km away from the Earth, it noted.

截至11月17日，“天问一号”已在地火转移轨道上飞行了116天，距离地球约6380万千米，仍在奔向火星的途中。

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The spacecraft is programmed to reach the Martian gravitational field in February and then begin to prepare for landing, which is expected to take place in May.

“天问一号”计划于2021年2月到达火星引力势场，开始做降落的相关准备，预计2021年5月着陆火星表面。

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The robotic spacecraft ran its four 120-Newton thrusters for 20 seconds at around 11 pm after receiving control signals from its ground controllers, the administration said in a statement on Monday morning.

国家航天局9月21日上午发布声明称，9月20日晚11时许，在收到地面控制团队的控制信号后，“天问一号”探测器四台120N发动机同时点火，工作20秒，完成了轨道修正任务。

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Tianwen 1, the country's first independent Mars mission, was launched by a Long March 5 heavy-lift carrier rocket on July 23 at the Wenchang Space Launch Center in South China's Hainan province, opening the nation's planetary exploration program.

7月23日，我国在海南文昌航天发射场，用“长征五号”重型运载火箭成功发射我国首次独立火星探测任务“天问一号”探测器，开启了我国行星探测的序幕。

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If Tianwen 1 succeeds, it will become the first Mars expedition accomplishing all three goals with one probe, the company said.

若“天问一号”成功，将成为首个一次性完成“绕、落、巡”三大任务的火星探测器。

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Tianwen-1, the country's first independent Mars mission, was launched by a Long March 5 heavy-lift carrier rocket on July 23 from the Wenchang Space Launch Center in Hainan province, kicking off the nation's planetary exploration program.

2020年7月23日，长征五号重型运载火箭在海南省文昌航天发射中心成功发射了我国首个独立火星探测任务“天问一号”，开启了我国行星探测计划的序幕。

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An official report says the construction of China's space station will enter a crucial stage this year and China's Mars probe Tianwen-1 complete its orbiting, landing and roving operations.

一份官方报告显示，中国空间站的建设将在今年进入关键阶段，中国火星探测器“天问一号”将完成在轨、着陆和巡视作业。

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China's Tianwen 1 Mars probe had traveled 300 million kilometers as of Tuesday morning, according to the China National Space Administration. The administration said in a statement that the spacecraft was in good condition.

国家航天局发布声明称，截至11月17日凌晨，我国的“天问一号”火星探测器飞行里程突破3亿千米，探测器各系统工作正常。

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China launched Tianwen 1, the country's first independent Mars mission, on July 23 at the Wenchang Space Launch Center in Hainan province, opening the nation's planetary exploration program.

7月23日，我国首次独立火星探测任务“天问一号”探测器在海南省的文昌卫星发射中心成功发射，开启了我国行星探测任务的序幕。

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By Monday morning, Tianwen 1 had traveled 160 million kilometers in an Earth-Mars transfer trajectory toward the red planet and was nearly 19 million km from Earth, it added.

截至9月21日上午，“天问一号”探测器已经在地火转移轨道上飞行了1.6亿公里，距离地球约1900万公里，仍在继续飞向火星。

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The paper focuses on the case study of the flatland type regional small watershed eco-landscape unit of human settlements, which is part of the fund research project "The theory and method research of ecological landscape security pattern for the planning of human settlements on loess plateau".

本论文是国家自然基金课题黄土高原人居环境景观生态安全模式规划设计理论与方法研究中的平原型小流域人居生态单元的案例研究。

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As a part of National Natural Science Foundation of China" the study on restraining stiffness of joints of CFT frame", this paper focused on the study of steel-concrete composite beam to column joints of CFT.

本文作为国家自然基金课题《钢管混凝土框架节点约束刚度的研究》的一个子项，选取了规范推荐的加强环式钢管混凝土柱-钢混凝土组合梁节点进行研究。

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With the support of National Natural Science Foundation, this study launched Selective Catalytic Reduction ( SCR) technology research, which provides a theoretical basis for the realization of DME-SCR NOX on dimethyl ether engine.

在国家自然基金的支持下，本文开展了二甲醚选择性催化还原（DME-SCR）技术的研究，为实现DME发动机上DME-SCR降低NOX提供了理论依据。

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This dissertation is a part of the National Natural Science Foundation of China ( 51178033) named "The research on the effect of highway construction on regional airflow field".

本课题属于国家自然基金项目一高速公路建设对区域气流场影响的研究（51178033）的一部分。

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This task depends on the National Natural Science Fund on the research foundation of the predecessor, has developed system overall research of Fish-like robot.

本课题依托国家自然基金项目仿鱼鳍水下推进器的理论与实验研究在前人机器鱼研究的基础上，开展了对鯵科加新月形尾鳍的仿生机器鱼的系统总体研究。

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The thesis discusses database engine technology in the Nation Science Foundation Project.

本文就国家自然基金项目中数据库引擎技术的研究展开讨论。

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This thesis is originated from the national natural science funds project that research on the mechanism of vegetation in the slope is based on the analysis of the dynamic model of root microstructure.

本论文选题于国家自然基金项目基于根际微结构动态模型分析的植被固坡作用机理研究。

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This dissertation is derived from the project of the National Science Foundation of China "Research on Electro-Hydraulic Control Theory and Engineering Realization for Construction Machinery with Long Hydraulic Pipeline" and the load sensing system is considered as the main subject investigated.

本文源自国家自然基金资助项目带长管道的工程机械电液系统控制理论及其工程实现研究。

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This paper is a subsequent study of Enterprises Crises Forewarning Theory and Methods Researches supported by National Science Funds.

本课题&企业财务预警管理系统的构建，是国家自然基金项目企业危机预警原理与方法研究的后续研究。

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This study is mainly supported by the National Natural Science Foundation of China under Research on the methods of migrating workflow object oriented. The process dynamic adaptability, service dynamic adaptability and running environment dynamic adaptability of the migrating workflow are mainly discussed.

迁移工作流中的动态适应性包括多个方面，本文结合国家自然基金课题面向目标的迁移工作流方法研究，主要研究了迁移工作流中的过程动态适应性、服务动态适应性和运行环境动态适应性问题。

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