此时的困难在于将数据转换成公共格式，这样服务器抽取操作数据时不会误解或错误对齐数据。
The difficulty at this point lies in putting the data into a common format so the server can extract the operation data without misinterpreting or misaligning the data.
项目最困难的部分 —从三个源抽取数据并组合成典型工具可以使用的格式 —现在已经完成，其实并不是很难。
The most difficult part of the project—pulling data from three sources and combining it into a format that typical tools can use—is now finished, and it wasn't so difficult.
事实上，基于ooxml和odf的系统都使用压缩的xml格式，这意味着可以直接与数据交互以及从这两个系统抽取可重用的MathML表达式。
However, the fact that both OOXML and ODF based systems use zipped XML formats means that it is possible to directly interact with the data and extract reusable MathML expressions from either system.
该教程演示如何从数据库抽取数据并不加更改地以XML格式存储，而我的文章则演示了如何将数据转换成可打印以及可读的格式。
The tutorial shows how to extract data from a database and store it without changes in XML format, while my article shows how to convert the data into something printable and human readable.
其一，是指用于数据集成和组合的公共格式，这些数据由从不同来源抽取，在原始网络上这些来源主要集中在互换的文档。
It is about common formats for integration and combination of data drawn from diverse sources, where on the original Web mainly concentrated on the interchange of documents.
HTML的这些方面允许我们在一旦拥有可用格式的数据时能集中精力于数据抽取。
These aspects of HTML allow us to focus our efforts in data extraction once we have the data in a format we can work with.
数据抽取方法方面，剖析了SEG-Y数据文件格式，包括3600字节卷头格式分析、240字节道头格式分析。
Data extraction methods, the analysis of SEG-Y format data files, including the 3600-byte format in the first volume, 240-byte format in the first analysis of the Trace.
分析了按时间抽取（DIT）基-2快速傅里叶变换（FFT）的误差，数据格式为二进制补码。
The error of the decimate in time (DIT) radix-2 fast Fourier transform (FFT) is analyzed, where the data format is two's complement.
分析了按时间抽取（DIT）基-2快速傅里叶变换（FFT）的误差，数据格式为二进制补码。
The error of the decimate in time (DIT) radix-2 fast Fourier transform (FFT) is analyzed, where the data format is two's complement.
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