使用扩展函数(节点集除外)。
如果您的扩展函数抛出了一个异常，Xalan将关闭。
If your extension function throws an exception, Xalan shuts down.
用于扩展函数的父类(以及模拟多个继承的“混合”类)。
A parent class to extend function from (plus any "mix-in" classes to simulate multiple inheritance).
清单6显示了如何声明一些三角和日期EXSLT扩展函数。
Listing 6 shows how to declare some EXSLT extension functions for trigonometry and dates.
通过实验测量得到了解卷积所必需的点扩展函数。
The point spread function, which was necessary for the deconvolution, was obtained in our experimental measurement.
在编写扩展函数时，应谨慎处理根据实参类型进行的方法重载。
Be cautious about method overloading based on argument type when you write extension functions.
软件将显示它们的信噪比，点扩展函数和均方差值。
The software will display the SNR FWHM and RMS values found.
使用扩展函数，用xsl：choose测试保证函数的可用性。
Use of an extension function, guarded by XSL: choose testing for availability of the function.
但是这样就只能使用node- set扩展函数把这些值加起来。
However, that means you have to rely on the node-set extension function to add the values.
它还添加了第五种类型——结果树片段，但在简单的扩展函数中很少用到。
It also adds a fifth result-tree fragment type, but that rarely comes into play in simple extension functions.
EXSLT被组织到各个模块中，每个模块都定义若干个扩展函数和元素。
EXSLT is organized into modules, each of which defines several extension functions and elements. Firefox 3.0 implements a selection of extensions within a selection of modules, as listed.
这个模板是从整个XSLT上调用的，用来处理发送到消息扩展函数的消息。
The template is called from throughout the XSLT to handle the messages sent to the message extension functions.
提出了一种直接从湍流退化图像中估计湍流点扩展函数值的方法。
A new method is proposed for estimating the PSF (point spread function) values of turbulence from turbulence degraded images.
RTF还必须用node - set扩展函数访问存储在片断中的每个值。
Using an RTF forces you to use the node-set extension function to access the individual values stored in the fragment.
从交叠的扩展函数方案来看，同一个微分元也将作出相同的贡献。
This same differential element will make an identical contribution when viewed in the overlapping spread-function scheme.
使用node - set扩展函数使结果树片段(rtf)能够导航和筛选。
Using the node-set extension function to convert a Result Tree Fragment (RTF) to be navigable and filterable.
说明这个扩展函数是如何使用名称空间前缀调用的(见本例的xslext)。
Note how the extension function is called using the namespace prefix (xslext in this example).
比如说，MozzIE 1.8就加入了EXSLT运算和日期-时间扩展函数。
For example, MozzIE 1.8 adds the EXSLT math and date-and-time extension functions.
学习利用XFormsXPath扩展函数，我想您也可以掌握XForms。
Learn to take advantage of the XForms XPath extension functions and you too can be an XForms master.
否则，Xalan可能会优化掉扩展函数的调用，根本不会调用这个函数。
Otherwise, Xalan can optimize away the invocation of the extension function and not call it even once.
但是只能通过递归模板或者扩展函数来完成其他两种常见的操作：求最大值和最小值。
But, you can only accomplish two other popular operations on a set of Numbers, finding the minimum and maximum, by a recursive template or extension function.
为了生成索引页，我们将使用4ss的一些扩展函数，以使XSLT访问rdf模型。
To generate an index page, we will use some extension functions of 4ss for XSLT to access the RDF model.
不能检查样式表函数的可用性，但是可以检查处理程序中内置的厂商编写的扩展函数。
Can't check the availability of stylesheet functions, but you can check for vendor-written extension functions built into the processor?
半最大值宽度：一条曲线(例如一条点扩展函数曲线)最大值的一半的宽度。
Full width half Maximum (FWHM) : the width of a curve (for example, the PSF) at half of it's peak value.
为了解决该难题，提出了基于目标和点扩展函数联合估计的图像近视解卷积算法。
A myopic deconvolution method based on joint estimation of the object and PSF to overcome this limitation is proposed.
一些最重要的新功能可能包括异常处理、扩展函数、函数指针和/或lambda表达式。
Some of the most significant possible new features include exception handling, extension functions, function pointers, and/or lambda expressions.
也可将排序的节点复制到结果树片断中，但这样就不得不使用node- set扩展函数。
You might copy the nodes in sorted order into a result tree fragment, but then your stylesheet must rely on the node-set extension function.
尽量尝试将您的扩展函数设计为仅使用双精度、字符串、布尔和节点集作为实参和返回值的类型。
Try to design your extension functions so that they use only doubles, strings, booleans, and node-sets as both arguments and return values.
处理节点集的扩展函数编写起来比那些处理简单值的函数更要求技巧，但不是非常困难。
Extension functions that operate on node-sets are trickier to write than ones that operate on simple values, but not excessively so.
处理节点集的扩展函数编写起来比那些处理简单值的函数更要求技巧，但不是非常困难。
Extension functions that operate on node-sets are trickier to write than ones that operate on simple values, but not excessively so.
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