英语高手请帮忙，帮我将下面一段话翻译成英文，谢谢，不要在线翻译 摘要：随着人民生活水平的提高，旅游出
Biologic crust is a unique biological phenomenon of desertification in arid and semi-arid area, for the desert biological growth, genetic evolution and desert and play an important role in the structure and function of the whole ecosystem. An important ecological function of microbiotic crusts in desert environment caused great interest to ecologists. They have launched the study of biological crust formation mechanism and ecological function mechanism. In recent years, there are some researchers began on the basis of existing research results, dedicated to exploring the application of biological crust leather. Keywords: biological crusts; arid region; desert; ecological function
Analysis on the Cognition of Ultraviolet Rays by University Students of Different Genders in Guangzhou Province
Objective: to investigate the cognition and the awareness of self-protection of ultraviolet rays by university students of different genders in Guangzhou Province. Methods: a questionnaire survey was carried out within one of the universities in Guangzhou Province, which is meant to acquire the basic information on how different the cognition of ultraviolet rays by students of different genders is. Detailed contents of survey contains the basic features of ultraviolet rays, influences on the health of human, understanding of ultraviolet radiation index, protection methods and the channels acquiring them. Results: there are totally 800 students completed the survey and the study of the survey shows that in general, female students have a better cognition of ultraviolet rays than male students. Distinctions on the congnition of ultraviolet radiation index and protection methods are clearly existed between students of different genders. Conclusion:
有工作要做了，剩下的简单，你自己翻了吧
Hotel room management system is mainly to achieve the hotel housing management function, the customer registration information and room unified into the database system, can achieve the effective monitoring of hotel rooms, hotel room management system is in all hotel construction is an important software application system, which greatly improved the hotel management based environment.
This article to the guest room management system of some basic issues discussed, using Visual Basic6.0 as system development tool. This paper expounds the guest room management system management system development background, functional components, the conditions of system development, feasibility analysis, demand analysis, design and implementation of content.
Abstract:
With the development of people's living standard, more and more people go to travel, and the customer flow volum of hotel increase continually, so traditional hotel management method can not meet the need of morden society. Hotel has to manage room resource, guset information, and check-out information during normal operation, and through room management system to know changes in each link in time, and thus can facilitate the improvement of management efficiency.
Hotel room management system is mainly to realize the hotel lodging management function. put the customer registration information and room status information into the database system can realize effecitive monitoring to hotel room. The system is one of the important application systems in software construction of all the hotels, it greatly improve the basic environment of hotel management.
This article analyses many fundamental issues on hotel room management system. Visual basic 6.0 was adopted as the system development tool. The article elaborates the develpment background, function composition, development condition, feasibility analysis, demand analysis, design and implementation of the hotel room management system.
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答：Abstract: with the improvement of people's living standard, more and more people travel, hotel passenger volume continued to increase, the traditional hotel management can not meet the needs of modern society. Hotels in the normal operation of the need for resource rooms, customer ...
