一台大型计算机的即时存取存储器可容纳多达100000个“单词”——字母或数字字符的字符串——随时可用。
The instant access memory of a large computer may hold up to 100,000 "words"—string of alphabetic or numerical characters—ready for instant use.
节点名结构中只包含字母数字字符。
The node name structure consists of alphanumeric characters only.
节点名应该只由字母数字字符组成。
The node name structure should consist of alpha-numeric characters only.
alnum：字母数字字符。
p {alnum}—字母数字字符。
从1到20个字母数字字符。
实现了对车牌的定位和车牌中数字字符的识别。
The license location and the digital characters recognition in the license plate were implemented.
子项是字符信息项，即包含字母数字字符的项。
The child is the character information item, meaning that the item contains alphanumerical characters.
消息不得超过160个字母数字字符且不包含图像或图形。
Messages must be no longer than 160 alphanumeric characters and contain no images or graphics.
上面的主程序逻辑将搜索匹配简单标准的字母和数字字符串。
The main program logic above searches for letter and number strings matching our simplistic criteria.
七个小写字母和字母数字字符，前四个字符为字母，而后三个字符为数字。
Seven lowercase and alphanumeric characters, first four characters being alphabetic and the last three characters being digits.
七个小写字母和字母数字字符，前三个字符为字母，而后四个字符为数字。
Seven lowercase and alphanumeric characters, first three characters being alphabetic and the last four characters being digits.
如下所示，提供的每个文件中的每一行将被转换为变形后的字母数字字符串。
As shown below, each line in every file provided will be transformed into an inflected alphanumeric string.
首先针对数字字符特殊的字体结构，采用了数学形态学方法进行滤波处理。
Firstly, the digital character is processed by mathematics morphology for its special typeface structure.
所有长形式选项都以两个连字符(-)开头，由数量可变的字母数字字符表示。
All long form options begin with two hyphens (-) and are represented by a variable number of alphanumeric characters. In this example, it makes sense to use the following long form option identifiers.
每个用户名至少要包含3个但不多于10个字母数字字符，并且必须以字母为开头。
Each user name must be at least three, but not more than 10 alphanumeric characters and must begin with a letter.
本文将使用Sphinx - 4代码库为小型常用字母和数字字典提供自动识别。
This article USES the Sphinx-4 code base to provide automatic recognition of a very small dictionary of common letters and Numbers.
对于带前置负号(负前缀)的模式，截断发生在非数字字符的点(包括了内嵌的负号)。
For patterns with a leading minus sign (negative prefix), truncation occurs at the point of a nondigit character, including embedded minus signs.
这些规则指定密码可以包含哪些内容，例如，密码是否应当只包含字母或字母数字字符。
These rules specify what a password can consist of, such as whether a password should consist of only alphabets or alphanumeric characters. The following rules are supported.
在这个示例程序中，只能加密字母和数字字符(a -z、a - z和0 - 9)。
In this sample program, only alphabetic and numeric characters (a-z, a-z, and 0-9) can be ciphered.
您可以 在输入数字之后调用服务器，但是如果有许多使用不同格式的数字字段就太麻烦了。
You could call the server after the number is entered, but this could get annoying if you have a lot of number fields with different formats.
我们常说捕获数字字符的美丽和灵魂，是最困难的任务，因为它需要艺术和技术知识丰富。
It is often said capturing the beauty and soul of a digital character is the most difficult task as it reqUIres an abundance of artistic and technical knowledge.
在日文中，任何INPUT属性而不能被转换的字符都是一个平假名、片假名是数字字母。
IN Japanese, any unconverted character INPUT attribute is a Hiragana, Katakana, or alphanumeric character.
对于我们的例子，item_id是一个char列，它只存储数字字符，如以下语句所示。
For our example, item_id is a char column that stores only numeric characters, as we indicate in the following statement.
生成一个安全的密码，其中不包含含糊(即容易混淆的)字符，至少包含一个非字母数字字符。
Generate a single, secure password with no ambiguous, or easily confused, characters and at least one non-alphanumeric character.
注意第48和60行中数字字段格式掩码定义里“format -numbe”函数的使用。
Notice in lines 48 and 60 the use of the "format-numbe" function in the numeric field format mask definition.
它是说，捕捉的美丽和灵魂的数字字符是最困难的任务，因为它需要一个丰富的艺术和技术知识。
It is said capturing the beauty and soul of a digital character is the most difficult task as it requires an abundance of artistic and technical knowledge.
这个意思是说，在保存之前，这个model会验证仅由字母数字字符，点，+和-的组合的文件名。
This means, upon saving, the model will validate the file name to consist only of alphanumeric characters, dots, + and -.
trunc([n])截断数字字符串 123.456.trunc(2)返回 123.45
string.trunc([n]) Truncates the numeric string 123.456.trunc(2) returns 123.45
trunc([n])截断数字字符串 123.456.trunc(2)返回 123.45
string.trunc([n]) Truncates the numeric string 123.456.trunc(2) returns 123.45
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