A partitioning key should include one to three columns.
一个分区键应该包括一至三个列。
A preview now shows three columns with subject, number, and last modification date.
预览现在显示三列，它们是主题、数量和最后一次修改日期。
We already started looking for functional continuity in the previous section by adding three columns.
我们在前一节中添加了三列，这正是保持功能连续性的第一步。
These are shown as three columns on a line: original term, translated term, and a related description (optional).
这些都按一行三列显示出来：原文术语，译文术语和相关说明(可选)。
The generated table has three columns, listing the names, abstracts, and locations of various discovered services.
所生成的表有三列，列出所发现的各种服务的名称、摘要和位置。
Without this setting, the time required to fetch 10,000 rows of three VARCHAR columns took an average of 22 seconds.
在不这样设置的情况下，获取每行包含三个VARCHAR列的 10,000 个行所需的平均时间为 22 秒。
The first three columns are important to this discussion.
前三列对这里的讨论非常重要。
Actually, there was a small article on the first page of Pravda and then three columns on page five.
事实上，《真理报》的头版有短篇报道，紧接着是第五版的三个专栏。
The three columns correspond to an original term, translation term, and a comment or description, respectively.
这三列分别对应于原始术语，翻译术语，及评价或说明。
The Data Table will now contain three columns, as shown in Figure 13.
数据表现在包括有三个列，如图13所示。
Drag and drop fields to customize the layout of the form using the three columns provided.
拖放字段以使用提供的三列来定制表单的布局。
You're given three columns of text, primary text, and it's a Chinese menu kind of thing.
我给了你们三列文字，很重要的文字，有点像中餐馆的菜单。
You can see that the page is divided into three columns.
可以看到，该网页被分为三列。
As an example, say you have a table with three columns, each of which must be filled in with Numbers.
例如，假设有一个三列的表，每列均用数字填充。
Take out a fresh sheet of paper and make three columns on it, with the left one taking up about half of the page and the two on the right taking up about a quarter of the page each.
取出一张纸，画上三个栏，左边第一栏的宽度占纸张的一半，右边两栏各占四分之一。
If you were to make a change to the Iterative template, it would affect each of the three columns.
如果您想要对iterative模板作出更改，那么这将会影响到三列中的每一个。
In the code above, we create a table object, t, with three columns and two rows.
在上面的代码中，创建了一个表格对象，t，它有三列、两行。
For example, imagine a text file named "sample" with three columns that look like this.
举例来说，假设一个文本文件“sample”有三列，其内容如下所示。
To understand how a system's real memory is being used, svmon displays three columns.
要了解系统实际内存的使用情况，svmon显示了下面三列。
You could easily handle all three columns with a single ParaplexInt instance comprised of three input channels.
可以容易地用一个组合了三个输入通道的ParaplexInt实例来处理这三个列。
This layout is configured to iterate up to two columns for handset devices (small screen sizes) and up to three columns at the Master level for all other devices.
对于手持设备(屏幕尺寸小)，此布局被配置为迭代至两列，而对于所有其他设备，在master级则多达三列。
Now, let us consider an inventory table consisting of three columns - item_num, customer_name and amount.
现在，我们来考虑一个inventory表，这个表由三个列组成—item_num、customer_name和amount。
All the three columns are represented with the parentheses.
所有这3个列都在括号中表示。
The attribute column being set to 3 indicates that the components will be laid out in a grid with three columns.
属性column被设置为3，表明组件将被布局到一个具有3列的网格中。
The table that you create with the code below has six rows and three columns.
用下面代码创建的表有6 个行，3 个列。
The panelGrid has three columns.
panelGrid有3列。
For example, we could declare a Grid layout has three rows and three columns, and then position 4 buttons within it using XAML like below.
比如，我们可以用如下语法定义3行3列的Grid布局，然后在其中放置4个按钮。
Iterates through the contact list, placing name, telephone, and E-mail data for each contact into the first three columns of each row.
循环处理联系人列表，把每个联系人的姓名、电话号码和电子邮件数据放进每行的前三列。
Next, calculate the amount of indent you'll need to center the table, based on the page width, two 72-point margins, one wide column, and three regular columns.
下一步，要计算您将需要使表居中的缩进量，这基于页面宽度、两个 72点边距、一个宽列和三个正常列。
In the following figure, you can see that our design is just a simple three-column layout: a header, three columns and a footer.
在下图中，可以看到我们的设计仅只是一个简单的三列布局：一个页头，三个列和一个页脚。
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