His face took on a set expression.
他脸上现出凝滞的神态。
Standard Affymetrix probe set annotation is gene-centered, i. e. probe set is precisely linked to gene, and probe set expression is interpreted as gene expression.
标准的探针集注释是以基因为中心，也就是将探针集与特定的基因关联起来，而且探针集的表达谱最终会被翻译成基因表达谱。
A watchpoint will break program execution when the specified expression changes value, but it must be set when the variables used in the expression are in scope.
当指定表达式的值改变时，监视点将中断程序执行，但必须在表达式中所使用的变量在作用域中时设置监视点。
The power behind much of this automation is the regular expression, a veritable set of hieroglyphics to find, match, and decompose strings.
实现这种自动化主要依靠正则表达式，它是用来查找、匹配和分解字符串的一组真正的象形文字。
The installed version of the regular expression annotator now has the desired set of rules configured.
现在，安装的正则表达式注释器已经配置了所需的规则集。
In addition to a rich set of tags, the JSTL defines its own expression language (EL).
除了一组丰富的标记外，JSTL还定义了自己的表达式语言(EL)。
} expressions, such as deferred evaluation and the option to set the value of an EL expression.
}表达式的其他功能，比如延迟求值和设置EL 表达式的值。
The final collection of nodes gathered during the last step in the query expression is the set of resulting nodes for the query expression.
在查询表达式的最后一步中收集的最终节点集合是查询表达式的一组结果节点。
Looking at the code, you can see that the regular expression pattern was set to match a line that contained 20-29%.
查看该代码，可以看到正则表达式模式被设置为匹配某个包含20- 29%的行。
This makes it possible to sort any arbitrary set of nodes at any level within an XPath expression.
这使得在XPath表达式中的任何级别上对任意节点集合进行排序成为可能。
An XPath expression allows you to define a set of node relationships in the document and return subsets of content from the document based on these relationships.
XPath表达式允许您在文档中定义一个节点关系集，并允许根据这些关系从文档返回内容的子集。
If the BC feature is available, you can set version 1.0 to be in effect for an element with expression evaluation, eliminating worry about type mismatches.
如果支持BC特性，可以设置version 1.0让它在表达式求值的元素中生效，这样就不用担心类型匹配问题了。
These transformations group a set of mappings based on a given XPath expression condition.
这些转换根据给定的XPath表达式条件对映射进行分组。
The running program will evaluate the expression in Listing 1 twice, with the $exp variable set to and .
运行的程序将对清单1 中的表达式进行二次求值，其中 $exp变量分别被设置为和 。
The resource Settings for the task Manager approval have been mapped to a Staff activity and the verb for the Potential Owner is set to the expression Group Members as shown in Figure 8.
用于任务Managerapproval的资源设置已经被映射到staff行为中，并且用于PotentialOwner的动词已经被设置为表达式GroupMembers，如图8所示。
On the other hand, if the filter is still set to "all," the second part of the "or" expression will always be true, so all nodes pass the test.
另一方面，如果筛选器仍然设为“All”，那么“or”表达式的第二部分将一直为true，因此所有的节点都会通过测试。
The result from this second expression is a node set, which maps to the dom org.w3c.dom.NodeList type.
第二个表达式的结果是一个节点集，映射到dom or g . w3c. dom . NodeList类型。
The following case study illustrates the migration of a report that USES the nestedSet function in an expression outside the within set clause of analytic summary function.
下面的案例研究展示如何迁移这样一个报告：报告在分析摘要函数的withinset子句外部的一个表达式中使用nestedset函数。
For convenience, WS-Policy defines both a normal-form expression of a policy and a set of rules you can use to create more-compact policy expressions.
为了方便起见，WS - Policy定义了一个标准形式的策略表达式和一组可以创建更紧凑的策略表达式的规则。
The next element is named and represents an XQuery expression for retrieving a set of XML documents from the database that match particular criteria.
下一个元素是，其中指定用于从数据库获取一组与搜索条件匹配的XML文档的XQuery表达式。
Sed has a limited set of commands, but these combined with regular expression syntax and the hold buffer make for some amazing capabilities.
Sed提供了一组有限的命令，但是这些命令结合了正则表达式语法和保持缓存，因而实现了某些非常令人吃惊的功能。
The equ directive is used to set the value of the variable STR_SIZE to the expression following it. A similar idiom in GAS looks like this.
equ用来将变量str_size的值设置为后面的表达式。
The XQuery expression to retrieve a set of XML documents is followed by another XQuery expression that is used to retrieve one specific XML document from the database.
获取一组XML文档的XQuery表达式后面是另一个XQuery表达式，它用于从数据库获取指定的一个XML文档。
The value for the OrderDate is set by calling the Bind expression and passing to it the name of the column in the GridView's associated data source and an optional data format string expression.
OrderDate的值是通过调用Bind表达式并向它传递GridView的关联数据源中列的名称和一个可选的数据格式字符串表达式来设置的。
Coined by Philip Wadler, the expression problem defines a program's data as a set of cases (types) and a set of operations over those cases.
表达式问题这个词是由Philip Wadler定义的，它将一个程序的数据定义为一组用例(类型)和对于这些用例的一组操作。
The field needs to be set based on an expression, so select the radio button for Value derived from an expression, then click Edit to open the expression editor, as in Figure 36
需要根据表达式设置此字段，因此请选择Valuederivedfromanexpression单选按钮，然后单击Edit打开表达式编辑器，如图 36 所示
We could write an expression here that matched a set of methods, on many classes.
我们可以在这编写一个表达式来匹配许多类的方法的集合。
Each expression conveys a set of related messages.
每个表情都传达着一系列相关信息。
Sometimes -- such as when you're evaluating an expression that returns a set of nodes, or even a single node -- this can create a big mess.
有时候，比如计算的表达式返回一个节点集或者一个节点，这可能造成很大的混乱。
Sometimes -- such as when you're evaluating an expression that returns a set of nodes, or even a single node -- this can create a big mess.
有时候，比如计算的表达式返回一个节点集或者一个节点，这可能造成很大的混乱。
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