How to access (multi) index of a Data Frame?
如何访问(多)一个数据帧索引？
How to get a value from a cell of a data frame?
如何从一个数据帧的细胞得到的价值？
Data frame was designed to store digital map data.
规定了数字地图分区存放的数据结构。
How to reshape a data frame from wide to long format in r?
如何重塑一个数据框的长宽格式r ？
The data frame contains data referenced by the control frame.
数据帧包含控制帧所引用的数据。
Oh yeah, we used an offset to get a window for each data frame row.
噢，是的，我们使用一个偏移量来获得每个数据帧序列的一个窗口。
A field of a data frame that contains a single transport message.
数据帧中的一个字段，其中包含一条单独的传送信息。
How do I convert dates in a Pandas data frame to a 'date' data type?
我如何转换日期在熊猫的数据帧到一个“日期”数据类型？
This lets us filter the data frame as a whole, selecting rows of possible interest.
这就让我们可以将数据帧作为一个整体进行过滤，挑选出可能引起注意的连续点。
All layers in the data frame will now be displayed with that coordinate system.
数据框中的所有层，现在将以这个坐标系统被显示。
The details of the current data frame coordinate system display on the dialog box.
当前数据框坐标系统的详细信息显示在对话框中。
What's the best way of getting rows with minimum value in specific column from data frame?
获取与数据帧的特定列的最小值的行的最好方法是什么？
The key technology of net-charging based on data-link Layer is the capture and analysis of data frame.
基于数据链路层的网络计费方式中关键的技术在于链路层数据包的捕获及分析。
During TXOP, QSTA can continuously transmit next data frame only waiting SIFS without back-off procedure.
在TXOP的时候，QSTA能不断地传输下个数据体格不过等候没有背面-离开的程序SIFS。
An optional data frame in which to look for variables with which to predict. If omitted, the fitted values are used.
一个可选的数据框寻找与预测的变数。如果省略，用来拟合值。
The node on the relay loop retrieves information from each arriving data frame and adds information to be sent to the frame.
接力环中信息帧在每经过一个节点都搭载该节点信息并接收别的节点发给该节点的信息。
Reads a file in table format and creates a data frame from it, with cases corresponding to lines and variables to fields in the file.
以表格的格式读入一个文件，并且创建一个数据集，其中样本对应行，变量对应文件中的列。
To ensure no error transfer under the unreliable and low-bandwidth wireless environment, a new data frame and a controllable frame is defined.
通过自定义数据帧及控制帧结构，确保在不可靠、低带宽无线环境下实现数据的无差错传输。
In accordance with the token passing transmission and data frame communication, a effective software control method in time domain is proposed.
针对令牌传递与数据帧通信提出确有实效的时间参量软件控制方法。
Method for transmitting background noise information in data transmission in data frame, communication system, mobile station and network unit.
在以数据帧形式的数据传输中用于发送背景噪声信息的方法，通信系统，移动台和网络单元。
This is achieved by applying a new data frame and a linear placement strategy to reduce both the network load and the redundant information transmission.
该拓扑结构采用了新的数据帧传输格式和线形置放策略，从而可减少网络负载量和冗余信息的传输。
Most of the rate adaptation algorithms are about the data frame rate. However, the rate adaptation algorithm about the control frames is still very rare.
但目前绝大部分速率自适应算法是针对数据帧的速率进行自适应，而针对控制帧的速率自适应算法还很少见。
In addition, in order to simplify the complexity of data processing nodes and increase the network capacity of handle data, we give a set of network data frame format.
此外，为了简化节点处理数据的复杂度，提高网络处理数据的能力，提出了一套网络中数据帧格式。
And the same time developed the construction of data frame for the road traffic accident spot diagram drawing technology and the integration accident reappearance technical.
同时开发设计了交通事故现场图绘制技术与事故再现技术一体化的数据结构框架。
From two aspect of data frame analyze and elaborate content of data frame here, for help us to accurately understand and apply data frame, for compile high efficiency formality?
这里从数据结构的两个方面分析、阐述数据结构的内容，以帮助我们正确理解、应用数据结构，以编写出高效的程序。
DEM has been one of basic contents of National Special Data Infrastructure (NSDI) in various countries and integrated by Numeric Spatial Data Frame (NGDF) to produce in large scale.
DEM已成为世界各国空间数据基础设施(NSDI)的基本内容之一，被纳入数字化空间数据框架(NGDF)进行规模化生产。
Eeach layer's function define of the protocol stack, data frame form, the uniform interface definition between difference layers and each layer's regular management are considered fewer.
在协议栈各层的功能定义上、在各层数据帧格式、层与层之间的接口、每一层内的规范管理上都考虑较少。
The trick we will use to find all the differences among neighboring data points is to create a data frame whose columns in a given row correspond to the prior, current, and following data point.
我们用来寻找相邻点之间的差异的技巧是，创建一个数据帧，它的列是给定连续数据点， 分别是先前数据点（prior）、当前数据点（current）、后继数据点（following）。
The trick we will use to find all the differences among neighboring data points is to create a data frame whose columns in a given row correspond to the prior, current, and following data point.
我们用来寻找相邻点之间的差异的技巧是，创建一个数据帧，它的列是给定连续数据点， 分别是先前数据点（prior）、当前数据点（current）、后继数据点（following）。
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