然后，(未装载的)映像可以进行压缩。
压缩不影响http头；只对内容进行压缩。
Compression does not affect HTTP headers; it only compresses the content.
然后，它使用一种非常简单的算法对该符号进行压缩。
It then compresses the symbol using a very simplistic algorithm.
不对变更的索引进行压缩，直到该索引被重组或重构。
An altered index cannot be compressed until the index is reorganized or rebuilt.
哪些表要进行压缩。
接着干净的空气进入由马达带动的转子进行压缩。
Then clean air into the motor drive by the rotor of compression.
我们将其卸载掉，然后使用gzip对其进行压缩。
内容编码头告诉浏览器整个响应体用gzip算法进行压缩。
The Content-Encoding header tells the browser that the response body is compressed using the gzip algorithm. After decompressing the blob, you’ll see the HTML you’d expect
然而，静态或动态创建的HTML内容只包含纯文本，适合进行压缩。
However, static or on-the-fly created HTML content contains only plain text and is ideal for compression.
清单4包含用于对请求进行压缩的总线过滤器代码的大致内容。
Listing 4 contains a synopsis of the Bus filter used to compress the request.
这意味着在将图像数据写入文件之前，libtiff将先对它进行压缩。
This means that libtiff will compress the image data for you before writing it to the file.
您可以选择在创建存档之后对其进行压缩，如 清单15 所示。
You can either do it post archive creation, as shown in Listing 15.
对气体进行压缩的目的是输送气体或者为化学反应创造必要的条件。
The purpose of the gas compression is conveying gases or for chemical reaction to create the necessary conditions.
额外收获：无损耗数据压缩不能保证对所有输入的数据文件进行压缩。
Bonus: Lossless data compression cannot guarantee compression for all data input files.
他说他从来不知道该怎样对大量的材料进行压缩，这使老师非常惊讶。
The teacher was rather disconcerted when he said that he never knew how to compress large masses of material.
在提取纹理特征时，为了减少计算量，首先对原图像进行压缩和灰度化。
In extracting texture characteristic, to cut down the amount of calculation, we compress the image and convert it to gray image.
在图像块分类划分之后直接丢弃信息冗余块，然后对剩余块进行压缩存储。
After the image blocks are classified, the blocks with information redundancy are discarded and the remaining blocks are compressed and coded.
GC只能收缩从堆末尾开始的连续内存块，因此收缩堆可能需要进行压缩。
The GC can only contract contiguous blocks of memory from the end of the heap, so a compaction might be required to contract the heap.
实际的备份过程是一个简单的tar命令，同时还使用了bzip2对文件进行压缩。
The actual backup process is a simple tar command, combined with bzip2 to compress the files.
图后部的绿色条和蓝色条表示不使用重新构造过程对块进行压缩所取得的压缩效果。
The green and blue bars at the back of the graph represent the compression achievable by compressing blocks without a restructuring pass.
不过，当相同的静态页面从Servlet引擎动态发布时，不会发生缓存，因此可以进行压缩。
However, when the same static pages are delivered from a Servlet engine dynamically, caching does not occur and, hence, compression was possible.
Pack的任务是返回一个包含根据给定格式对v 1、v 2、…的值进行压缩的字符串。
The job of pack is to return a string containing the values v1, v2,... packed according to the given format.
要储存的时候首先通过加热使它们从溶剂中释放，然后对得到的纯二氧化碳气流进行压缩和永久性隔离。
To store the carbon dioxide it has to be freed by applying heat — this produces a pure stream of carbon dioxide that can be compressed and permanently sequestered.
压缩的响应：我们使用GZIP对响应进行压缩，即便客户端并没有要求压缩我们也会这么做。
Compressed responses: a responses are compressed using GZIP, even if the client doesn't ask for it.
null值和缺省值压缩(V 8GA)：对变长列中的零长度空数据和系统缺省值进行压缩。
Null and default value Compression (V8 GA) : Compression for null, zero length data in variable length columns and system default value.
您应当始终使用基于Phar 的归档格式，并且不对归档中的文件进行压缩，从而获得最大的灵活性。
You should stick to the Phar-based archive format with no compression of the files in the archive for maximum portability.
这个图形太大了，不太容易进行更详细的分析，但是下图表示了Gzip对一个小文件进行压缩时的处理过程。
This image is too large to show much detail, but the graph represents Gzip in the process of compressing a small file.
在实践中，bzip2压缩方法压缩文件的比率比使用gzip进行压缩的比率高，但是性能也较低。
In practice, the bzip2 compression compresses files at a higher compression ratio than those compressed using gzip, but it also has slower performance.
占用的存储空间少于32kb的小型XML文档可以与关系数据一起内联存储在同一行中，可以对整行进行压缩。
Small XML documents that occupy less than 32kb of storage space can be inlined with any relational data present in the same row, and the entire row can be compressed.
占用的存储空间少于32kb的小型XML文档可以与关系数据一起内联存储在同一行中，可以对整行进行压缩。
Small XML documents that occupy less than 32kb of storage space can be inlined with any relational data present in the same row, and the entire row can be compressed.
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