后一个表达式将自然地按文档顺序检索节点，而前一个则不是这样。
The latter expression will naturally retrieve nodes in document order, whereas the former might not.
所有括号内的子表达式都求值完毕后，表达式的其它部分再求值。
When all parenthetical subexpressions have been evaluated, the rest of the expression is evaluated.
因此，建立这种联系后，还需要获得一个能够处理XPath表达式求值的对象。
So with that link established, you need to get an object that can handle XPath expression evaluation.
认识到有必要为Web组件指定操作和验证方法后，JSFEL变体添加了一个允许在属性内使用方法表达式的特性。
Recognizing the need to specify action and validation methods for a Web component, the JSF EL variant added another feature allowing you to use method expressions within an attribute.
使用BC模式，或者在 select表达式后加上谓词 [1]。
Use BC mode, or append a predicate [1] onto the select expression.
函数库被保证，一旦这些函数库引用了一个表达式树后，表达式树就不再改变。
Libraries are guaranteed that once they have a reference to an expression tree, that expression tree will never change.
数据库分区表达式以一个空格字符结束；数据库分区表达式计算完毕后，空格后的内容附在容器名称的后面。
Terminate the database partition expression with a space character; whatever follows the space is appended to the container name after the database partition expression is evaluated.
如果在任何时候不再需要编译后的正则表达式，则使用regfree删除它。
If at any time you no longer need the compiled regular expression, dispose of it with regfree .
为了评估修改后的规则或新创建的规则，可以使用UIMAsdk在omnifind之外针对选择的文本运行正则表达式注释器。
The UIMA SDK can be used to run the regular expression annotator outside of OmniFind on selected texts in order to evaluate modified or newly created rules.
在键入想要将其分配给某变量的表达式后，按下Ctrl +1并选择Assignstatement toalocalvariable。
After typing the expression you want assigned to a variable, press Ctrl + 1 and select assign statement to a local variable.
与正则表达式一致的查询词就绪后，将在平面文件自身上执行第一个grep，然后再用Perl的grep改进结果。
With the regular expression-compatible words in place, the first grep is performed on the flat file itself, followed by a refining of the results with Perl's grep.
交替操作符（|）匹配前置或后置表达式。 它必须匹配前一个或后一个表达式之一。
The alternation operator (|) matches either the preceding or following expression.
当import这个词在字串开头或者结尾时，修改后的表达式仍然不能用。
When import is at the beginning or the end of a string, the modified regex will fail. Thus, splitting this up into cases is required.
忽略这个警告将导致失败并带来一大堆这样的控制台错误：表达式在被检查后被变更。
Failure to heed this warning will bring about many a console errors regarding expressions that have changed after they were checked.
每当正则表达式做出这样的决定，如果有必要的话，它会记住另一个选项，以备将来返回后使用。
Each time the regex makes such a decision, it remembers the other options to return to later if necessary.
要求转换后的中缀表达式中不应出现不必要的括号。
Requirements of the post-conversion infix expression in brackets should not be unnecessary.
因此，有关扩展断言表达式有关因此语言和英语中的契约表述的争论，在一个较长时期后将会契约争论表述沉寂下来。
So that particular argument for extending particular function argument the assertion language or for expressing contracts in English goes away at least in the long term.
根据简化后的集中参数线路模型，详细分析并推导了特高压系统各种操作过电压的近似表达式。
The approximate expression of various transient over-voltage have been obtained by analysis and deduction according to the simplified transmission line model.
遗憾的是，由于其矩阵表达式有些复杂，一般都将修改后的第一辅助准线表示为代数形式。
The pity is that the first auxiliary directrix after modification is generally expressed in an algebraic form, because of the complexity of the vectorial expression.
考虑残余应力对压痕弯曲梁应力场强度的贡献后，对相应的K _ (IC)表达式进行了修正。
An improved K_ (IC) formula for indented bending beam method is proposed by considering the contribution from residual stress to the total stress intensity at the indentation flaw.
本文根据边界波衍射理论分析了圆孔及相位片的衍射现象，得出其轴上光强的解析表达式，并对高斯光束经相位片衍射后的轴上光强进行了数值计算和讨论。
The diffraction phenomena by a circular aperture or a phase plate is analyzed by the boundary diffraction wave theory, the analytic expression of its axial intensity is obtained.
正则表达式被编译后就不会发生此错误。
Once the regular expression is compiled, this error cannot occur.
得到谱指数和不规则体的漂移速度后，可以进一步得到由外尺度、电子密度均方起伏和不规则体厚度三个参数组成的表达式的值。
Then the expression, consisting of the outer scale, the thickness of the irregular slab and the RMS electron density fluctuation, can be got further.
如果之前的值？是零，一切后被忽视和整个表达式的值是零。
If the value before the? Is nil, everything after the? Is ignored and the value of the whole expression is nil.
在分析了动力相互作用因子的统计特性后，推导了群桩的水平动力阻抗的统计表达式。
Furthermore, the statistics of dynamic interaction factors were studied and the statistic expressions of dynamic impedances of group piles were presented.
但当运算符类型增多后，对表达式的计算就不那么简单了。
When the operator type is increased, the calculation to the expression become difficult.
为该约束指定表达式后，该约束才生效。
The constraint will not become valid until an expression is specified for the constraint.
这一名称来源于下三角结构线性系统写成状态空间表达式后，系统矩阵中所表现出的下三角形状；
The name of it comes from the lower-triangular form of system matrix in state-space equations when it is linear.
这一名称来源于下三角结构线性系统写成状态空间表达式后，系统矩阵中所表现出的下三角形状；
The name of it comes from the lower-triangular form of system matrix in state-space equations when it is linear.
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