Both functions walk the tree in depth-first order but they differ in whether a node is visited before or after its children.
这两个函数均按照深度优先的顺序遍历树，但两者的差异在于先访问一个节点还是先访问其子节点。
In order to understand how Business Space functions, you first need to understand what a widget is.
为了了解业务空间是如何工作的，您首先需要了解什么是小部件。
Specifically, functional programming languages must provide high-order and first-class functions, which this article defines.
特别地，函数式编程语言必须提供高阶和一流的函数，这是本文所定义的。
Functional language constructs such as higher-order and first-class functions allow me to climb one more rung up the abstraction ladder and focus more on what the code does rather than how it does it.
函数语言结构，如高阶和一级函数，能让我对抽象的理解更进一步，让我更多地将精力放在代码能做什么而不是怎么做 上。
You can see that once you become accustomed to thinking in terms of higher-order and first-class functions, you can reduce (pun intended) a lot of noise in your code.
您会看到，一旦您习惯了从高阶和一级函数的角度思考，您就能减少（一语双关）代码中无用的部分。
Ceylon includes the functional style of programming called first-order functions.
Ceylon包含称为一阶函数的函数式编码样式。
A zipper's enumeration functions allow you to traverse the entire tree in depth-first order, as shown in Figure 11.
zippers的枚举函数允许您按照深度优先的顺序遍历整个树，如图11所示。
The Gaussian radial basis functions and first-order shear deformation theory are presented to calculate the natural frequencies of generally laminated composite plates.
采用高斯径向基函数和一阶剪切变形理论对普通复合材料叠合板的固有频率进行了计算。
The first-order second-moment method is fundamental in structural reliability analysis, its accuracy depends upon the nonlinear extent of performance functions around checking point.
一次二阶矩方法是结构可靠度分析的基本方法．一次二阶矩方法的计算精度依赖于验算点附近功能函数的非线性程度。
The first and second order frequency response functions obtained were compared with the corresponding theoretical ones.
该相位信息需从频域分析得出。 本文应用摄动理论推导了到二阶的锚泊线张力响应函数。
This paper gives several determined value rules to type of indeterminate forms of functions of two variables. These contain the first order and the second order decision rules of the limit.
给出二元函数型来定式的各种值法则，包括一阶极限判定法则和二阶极限判定法则。
This paper gives several determined value rules to type of indeterminate forms of functions of two variables. These contain the first order and the second order decision rules of the limit.
给出二元函数型来定式的各种值法则，包括一阶极限判定法则和二阶极限判定法则。
应用推荐