信道估计方法大致可分为数据符号辅助的信道估计和盲信道估计。
Channel estimation methods can be broadly divided as the data symbol auxiliary and blind channel estimation.
OFDM系统存在对数据符号同步和载波频率偏移极为敏感的问题。
The OFDM is sensitive to the synchronization of the OFDM symbol and the carriers' frequency excursion.
在此情况下可以对输入数据符号进行加权处理，从而得到一类MS K信号，这类MS K信号仍为等幅波、相位仍保持连续。
In these situations, one might apply additional input pulse weighting to form a class of MSK type signals which still maintain constant envelope and continuous phase.
另一种类型的段，称为bss段，它包含以符号数据开头的块。
Another type of section, known by the BSS designation, contains blocks started by symbol data.
实现方法是创建一个压缩的符号字典，取代行级重复数据模式。
It does this by creating a compression dictionary of symbols which replace repeating data patterns at the row level.
DBMONEY：外部数据文件中的货币列值的货币符号采用由DBMONEY指定的格式。
DBMONEY: the currency symbol for the money column values in the external data file are in the format specified by the DBMONEY.
这些符号可以用来对各种代码段和数据段进行命名，包括经过初始化的和未初始化的。
The symbols are used for naming various sections of code and data, both initialized and uninitialized.
把数据率减少一半，就能使每一符号间隔的持续时间延长一倍。
Reducing the data rate by one-half will double the duration of each symbol interval.
符号、价格和数量将从Streams程序中处理的市场数据传递到ILOG。
Symbol, price, and quantity are passed into ILOG from the market data that is processed in the Streams program.
C- 89数据类型(包括有符号和无符号)short、int、long、long long、float和double。
C-89 data types (include signed and unsigned) short, int, long, long long, float, and double.
在DB 2 9.7中，行压缩(也称为深度压缩)通过把跨行重复出现的值模式替换为更短的符号字符串来压缩数据行。
In DB2 9.7, row compression, also referred to as deep compression, compresses data rows by replacing patterns of values that repeat across rows with shorter symbol strings.
使数据可视化是一项新的艺术，能阅读图标是一种新的学问，屏幕文化要求熟练掌握各种符号，而不仅仅是字母。
Visualizing data is a new art, and reading charts a new literacy. Screen culture demands fluency in all kinds of symbols, not just letters.
Flex具有一个非常有用的宏yy_input，它负责为符号解释读入数据。
Flex has the useful macro YY_INPUT, which reads data for token interpretation.
符号聚类是对传统聚类的重要扩展，而区间数据是一类常见的符号数据。
Clustering for symbolic data is an important extension of conventional clustering, and interval representation for symbolic data is often used.
可以使用点符号访问活动返回数据的成员。
Members of the activity's return data can be accessed using dot notation.
启用多维符号的第一步是在逻辑数据模型中实现多维功能。
The first step for enabling dimensional notation is to enable dimensional capability in the logical data model.
段可以包含可执行代码、符号名称、初始数据值和许多其他类型的数据。
Sections can contain executable code, symbol names, initialized data values, and many other types of data.
如果组件期望的是有符号整数，就请确保将您的数据先转换成有符号整数再进行检查。
If the component expects signed integers, make sure that you convert your data to signed integers and then check.
本文中的示例都是基于UNIX的，但也可以将它们用于基于Windows的数据库(除了数据库路径支持的驱动器符号外)。
The examples that are used throughout this article are UNIX-based. However, they should still apply to Windows-based databases (except that only drive letters are supported for database paths).
包含用于信息流图表、数据库图表、流程规划图、数据进程流程图、业务过程流程图和信息跟踪的流程图符号。
Contains flowchart symbols for information flow diagrams, database diagrams, process planning diagrams, data process flowcharts, business process flowcharts, and information tracking.
字段中的默认值很可能是通过使用upc符号作为键值从一个数据库或运营系统中检索到的。
The default values in the field would most likely be retrieved from a database or operational system, using the UPC symbol as the key value.
二进制源数据必须是一维的无符号字符数组。
Binary source data must be a single-dimensioned array of unsigned char.
EXI引入了数据类型，比如二进制、布尔值、小数、浮点数、整数、无符号整数，以及日期-时间。
EXI introduces data types such as Binary, Boolean, Decimal, Float, Integer, Unsigned Integer, and Date-Time.
如果活动内外的数据或控制流与理解导致建模错误的原因有关，我们将使用此图上半部分中的符号。
If the data or control flow in and out of activities is relevant to understand the cause of the modeling error, we use the notation in the upper half of the figure.
MapServer—此服务器从数据源生成图像，提供符号、标签和其他所有细节信息来生成一张地图。
MapServer - This server generates imagery from data sources, providing symbology, labels, and all other details needed to make a meaningful map.
如果您需要处理一些略有变化的数据，或者包含难以进行转义的特殊字符的数据，那么使用这个符号是非常方便的。
This is really handy if you're dealing with data that varies slightly, or data that has special characters that would be awkward to escape.
面向对象的地理信息模型以地理空间实体为对象，地理实体可以从几何数据、符号数据、实体数据、属性数据的角度来进行数据的组织。
A geo-spatial entity which can be organized from geometric data, symbol data, entity data, attribute data is regarded as an object to the object oriented geographical information model.
由于把薪金存储为整数，因此应用程序必须先去掉所粘贴数据中的标点符号，然后再保存。
Because you store salary as an integer, your application must strip punctuation from the posted data before it's persisted.
最直接的方法是复制现有的数据存储，并使用一个符号链接进行修正。
The most direct way to do so is to copy over the existing data store and fix things up with a symlink.
最直接的方法是复制现有的数据存储，并使用一个符号链接进行修正。
The most direct way to do so is to copy over the existing data store and fix things up with a symlink.
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