在整个食品生产周期中，能量是一种必不可少的资源，据估计，生产一卡路里的食品平均需要7-10卡路里的投入。
Energy is an essential resource across the entire food production cycle, with estimates showing an average of 7-10 calories of input being required in the production of one calorie of food.
动态存储管理是计算机系统必不可少的资源管理手段之一。
Dynamic memory management is necessary for memory resource management in computer system.
煤炭有“工业粮食”之美称，煤炭产业更是我国国民经济中必不可少的资源型产业。
Coal is named by the "industrial grain", and the coal industry is the essential resources-based industries to our national economy.
请注意Regexp：Common模块的使用，它是当今任何Perl程序员都必不可少的资源。
Note the use of the Regexp: : Common module, an indispensable resource for any Perl programmer today.
图书馆是在这个过程中一个必不可少地部分为那些靠自己无法获得资源或者接触书籍和信息的人，提供了唯一的途径。
Libraries are an essential part of this process, providing the only access for those who do not have the resources to purchase or access books and information on their own.
测试工件和资源组织是测试管理中显然必不可少的部分。
Test artifact and resource organization is a clearly necessary part of test management.
如果想在现有资源适配器中使用这项功能，或者正在考虑编写新的JCA 1.5资源适配器，那么本文是一份必不可少的读物。
This article is essential reading if you want to make use of this functionality in an existing resource adapter or are considering writing a new JCA 1.5 resource adapter.
森林为国际生意创造利润，为全世界数以亿计最贫穷的人民提供必不可少的收入和资源。
They generate profits for international businesses and provide essential income and resources for hundreds of millions of the world’s poorest people.
然而，由于资金通常都是最缺乏的资源，所以改善性能是必不可少的。
However, because money is typically the scarcest of resources, tweaking for performance is inevitable.
无形资产是现代企业经营活动必不可少的一种重要资源。
Incorporeal property is a kind of indispensable important resource in the management activity of contemporary enterprises.
多元化的监管体系和足够的监管资源，均衡投入的监管力量也是成熟的农村金融监管制度必不可少的。
A diversified supervision system, sufficient supervision resources, and the supervision strength with continual investment are indispensable for a mature rural financial supervision system.
地震前兆数据一直是地震分析预报必不可少的重要数据资源。
The seismic precursor data has been the important data resource in the seismic forecasting essential to have of earthquake analysis.
要从浩如烟海的网络资源中寻找到需要的信息，搜索引擎是必不可少的工具，搜索引擎也越来越受到人们的重视。
If someone want to find needful things from the multitudinous network information, search engine is the essential tool, it has been regarded to more and more people.
森林为国际生意创造利润，为全世界数以亿计最贫穷的人民提供必不可少的收入和资源。
They generate profits for international businesses and provide essential income and resources for hundreds of millions of the world's poorest people.
在市场竞争日趋激烈的今天，绩效管理已经成为企业人力资源管理的核心，成为组织必不可少的一项管理活动。
Today the marketing competition is getting harder and harder, performance management has been the core of HRM in business.
50必不可少的GTD资源；如何一天能有46小时；他们在学校中不能教给你的知识；释放你的收件箱等等文章。
Read her articles on 50 Essential GTD Resources, How to Have a 46 Hour Day, What They Don t Teach You in School, and Free Yourself From the Inbox.
仔细的规划和务实的评价资源必不可少。
Careful planning and realistic assessment of resources is essential.
水资源是一个较大的自然资源，并也是环境中必不可少的组成部分。
Water resource is a major natural resource and also an essential clement of environment.
对于一个企业来说，企业的关键性人才也是企业必不可少最难以替代的核心资源和战略资本。
For an enterprise, the key personnel of the enterprise are essential enterprise core resources and strategic capital.
值得信赖的合作伙伴是业务成功必不可少的因素。中小型规模的企业自身往往没有足够的资源，研究外国市场。
Trustworthy partners are essential for small to medium-sizes companies that frequently do not have the resources to research foreign markets on their own.
水是地球上一切生命赖以生存、人类生活和生产必不可少的基本物质，它是宝贵的自然资源。
Water is the fundamental substance for all lives on the earth as well as for the life and production of human beings. It is also a valuable natural resource.
嵌入式应用系统的开发离不开调试环境的支持，为了能够充分利用开发板上的有限资源，一个完整高效的开发平台是必不可少的。
The development of the embedded application system must be based on an efficient platform, in order to use the resource of the hardware sufficiently.
高校档案是彰显学校特色、领导有效决策、师生从事教育科研必不可少的信息资源。
The file of high school is information resources to embody the special features of high school , the valid decision of leadership and the education research of teachers and the students.
人力资源管理系统是现代公司和企业必不可少的基础设施与技术支撑环境。
HR management system is the fundamental facility and technical supporting environment of modern corporations.
的确，对于一个像中国这样处于经济转型时期的国家来说，国家的干预对于资源调配和规章制度的审批来说还是必不可少的。
Granted, state involvement is still necessary in a transition economy such as China 's-to marshal resources and gain regulatory approvals.
森林为国际生意创造利润，为全世界数以亿计最贫穷的人民提供必不可少的收入和资源。
They produce profits for multinational businesses and cater important earnings and resources for hundreds of millions of the world's poorest folk.
水资源是人类生存和生活必不可少的自然资源。
Water is essential to human survival and living as natural resources.
“泥”是五大生命元素之一，是人类的重要资源，在人类传统的雕塑艺术中更是必不可少的元素。
"Clay" is one of the five elements of life, an important resource of human being, also a necessary element in traditional sculpture arts.
“泥”是五大生命元素之一，是人类的重要资源，在人类传统的雕塑艺术中更是必不可少的元素。
"Clay" is one of the five elements of life, an important resource of human being, also a necessary element in traditional sculpture arts.
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