This paper applied three joint time frequency analysis ( JTFA) methods to a surface discharge signal in oil, i.e., Short time Fourier transformation ( STFT) based spectrogram, Wigner distribution ( DWD) and Gabor spectrogram ( DGS).

Application of Subsize Wireless Directional While Drilling ( DWD) Apparatus in Short-radius and Deep Sidetracking Horizontal Wells

小尺寸无线随钻测量仪器DWD在深侧钻短半径水平井中的应用

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The discrete Wigner distribution ( DWD) is a two dimensional representation of a signal in discrete time dimension and discrete frequency dimension.

离散Wigner分布（DWD）是信号在离散时域和离散频域上的二维表示。

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The EcmaScript component offers only the core language features& the primitive data types, expression evaluation, flow control, etc.

EcmaScript组件只提供核心语言功能&原始数据类型、表达式赋值和流量控制等等。

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The arguments array is the ECMAScript standard built-in reference to the arguments passed to this function.

数组arguments是指向传递到这个函数参数的ECMAScript标准内置引用。

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The ECMAScript standard is freely available from the ECMA Web site.

ECMAScript标准可以从ECMA Web站点免费获得。

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In many ways, EcmaScript is a lowest-common-denominator solution to the scripting code compatibility problem among popular Web browsers.

在许多方面，对于流行的Web浏览器中的脚本代码兼容性问题来说，EcmaScript是共同特点最少的解决方案。

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Thus far, our discussion has centered around using EcmaScript to simply and easily leverage the APIs of the Java platform.

目前为止，我们的讨论都是围绕着使用EcmaScript来简单、轻松地平衡Java平台上的API。

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A third implementation of this new scripting language, called EcmaScript, was meant to standardize the language itself and the DOM.

JavaScript的第三个实现是一种新的脚本语言，称为EcmaScript，其目的是对自己和DOM进行标准化。

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Using ECMAScript gives you full programming flexibility, but if all you want is animation, SVG has and related tags ( such as or).

使用ECMAScript可为您提供完美的编程灵活性，但如果您所需要的只是动画，SVG还提供了和相关的标签（如或）。

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Most of the control flow statements in EcmaScript should be familiar to Java programmers, as the statements were modeled after the Java programming language.

EcmaScript里大多数控制流的语句对于Java编程人员来说都应该是熟悉的，因为这些语句都是根据Java编程语言的模型设计的。

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In particular, you can manipulate SVG within Web browsers ( or other applications) using ECMAScript and the Document Object Model ( DOM).

尤其是，您可以在使用ECMAScript和其他文档对象模型（DOM）的Web浏览器（或其他应用程序）中操纵SVG。

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That is, you can code your EcmaScript program to take advantage of the comprehensive APIs of the underlying JDK.

这就是说，您能利用作为基础的JDK的全面API编写EcmaScript程序。

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You can enter an EcmaScript program interactively into FESI, or use the File' Open menu to open it in a text file containing an existing EcmaScript program.

您能将一个EcmaScript程序交互式地输入FESI，或使用File Open菜单将它在一个包含着现有EcmaScript程序的文本文件中打开。

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The button action event handler, shown next, uses the runFESI method to run the EcmaScript programs.

下面显示的按钮操作事件处理程序使用了runFESI方法来运行EcmaScript程序。

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Arrays in EcmaScript are native objects.

EcmaScript中的数组为本地对象。

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You will now be able to easily interact with the EcmaScript interpreter and get immediate results.

现在您就能方便地与EcmaScript解释程序进行交互并立刻得到结果。

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Then we use the split() method of EcmaScript String to split the content into separate lines.

然后我们使用EcmaScript String的split（）方法将内容拆分为独立的行。

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Create Java applications that use a combination of Java and EcmaScript to implement the internal logic.

创建使用Java和EcmaScript的结合来实现内部逻辑的Java应用程序。

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Finally, if we want to add some behavior to the object, we first define an EcmaScript function and then assign it as a property of the object.

最后，我们希望在对象中加入一些行为，就先定义一个EcmaScript函数，然后把它指定为对象的一个属性。

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This scripting language supports XML data through a group of classes that adhere to the ECMAScript for XML ( E4X) specification.

该脚本语言通过一组遵循ECMAScript for XML（E4X）规范的类支持XML数据。

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