Historians use a wide range of primary and secondary sources for their research.
历史学家在研究中使用大量的原始资料和二手资料。
Other documents that the stylesheet loads are called secondary sources.
由样式表装入的其它文档被称为辅助源文档。
Books written in the present day by historians are secondary sources.
现今历史学家写的书是间接来源。
One of the easiest solutions is to list the secondary sources in the main one.
最方便的解决方案之一是，在主源文档中列出辅助源文档。
It defines templates for the elements in the main source and the secondary sources.
它定义了用于主源文档和辅助源文档中各元素的模板。
In practice, it behaves as if the secondary sources were included in the main one.
实际上，它处理时就好象辅助源文档包含在主源文档中一样。
In this assignment, you should use at least two secondary sources in the revised version.
在这份作业中，你应该在修改版本中至少使用两笔二手的资源。
Secondary sources are materials prepared later by people who studied the primary sources.
二手资料则是后来研究一手资料的人产生的资料。
Your paper must draw on at least two primary sources, as well as at least four secondary sources.
论文须用到至少两种原始文献和四种二次文献。
Historians use two main types of sources in their research, primary sources and secondary sources.
研究中，历史学家们使用两种材料：一手资料和二手资料。
To summarize, when combining documents with XSLT, you want to start from the main source and load the secondary sources.
为了进行汇总，在用XSLT组合文档时，希望从主源文档开始，然后装入辅助源文档。
Based on these, Bohai Sea region is the biggest secondary sources of market of Shaanxi, also is the most stable markets.
因此，环渤海地区是陕西省入境客流最大的二手来源市场，也是最稳定的市场。
Harvey is another who, in describing the function of citing, relies on the standard distinction between primary and secondary sources.
Harvey是另一个在描述征引的功能时依赖于一手资料与二手资料之间的区分的人。
Second, you have to read at least four secondary sources and try to figure out the various ways that the primary sources have been interpreted.
其次，至少读四种二次文献，并说出原始文献不同的诠释方法。
In this assignment you will be writing a 10-12 page paper that advances a specific historical argument and supports it by citing primary and secondary sources.
本次作业要写10- 12页，关于一个具体的历史争论，并引用主要和二次文献证明。
He draws freely on secondary sources, especially when delving into history, but also relies on his own reporting experience to point out traps for policymakers and commentators alike.
他利用的多是间接资料，尤其是深入到历史问题时，但还要依靠自己的报导经验，为决策者和评论员指出陷阱。
Through the study of primary and secondary sources, we will see how the material lives, mental worlds, and individual and communal identities of the French changed over this century and a half.
通过研究一手和二手资料，我们将看到在一个半世纪以来，法国的物质生活、精神世界、个人和公共身份是如何变化的。
He must have come to know those philosophers through secondary or tertiary sources.
他一定是通过第二手或第三手资料了解那些哲学家的。
Synchronous availability guarantees that the data sources on primary and secondary systems are identical, and complete data continuity is maintained after a failover.
同步可用性保证主系统和辅助系统上的数据源是一致的，完整的数据连续性是在故障转移之后维护的。
The ability to perform analysis and make thoughtful recommendations based on available syndicated data and other secondary market research sources is required.
需要具备基于有效的整合信息和其他二级市场的调研资源，进行分析并提出深思熟虑的建议的能力。
How does one ensure that the sources a secondary build USES match those that first passed a commit build?
一个人如何确保次要构建所用到的源正好和那些先前通过提交构建的相符呢？
Volatile Organic Compounds (VOCS), as one of the major sources of air contaminations, can not only cause direct pollution, but also lead to secondary pollution, such as photochemistry smog.
作为空气污染的主要来源之一，易挥发有机物(VOCS)不仅是一次污染源而且还可能造成光化学烟雾等二次污染。
Therefore, they prefer primary sources to secondary ones, and confidential reports to public ones.
所以，他们喜欢一手资料甚于二手资料，喜欢机密报告甚于公开报道。
The major interference sources are secondary electric power supply, electric spark and cable, And then some methods of interference suppression are given.
并详细给出二次电源电磁干扰的抑制方案，并简单介绍了发动机电火花和电缆的抗电磁干扰方案。
Could you check the Internet for sources of secondary data?
你能上网核实一下这些二手资料的来源吗？
Hydrogen energy is one of important secondary energy sources in 21st century.
氢能将是21世纪重要的二次能源。
The process of coal changing into electricity is the process of making fuel fossil into cleanly secondary energy sources.
煤电转化过程是将化石燃料煤转化为洁净的二次能源电的过程。
The process of coal changing into electricity is the process of making fuel fossil into cleanly secondary energy sources.
煤电转化过程是将化石燃料煤转化为洁净的二次能源电的过程。
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