alphanumeric characters造句

1、The minimum number of alphanumeric characters in a password.
密码中字母数字字符的最小数目。

2、Messages must be no longer than 160 alphanumeric characters and contain no images or graphics.
消息不得超过160个字母数字字符且不包含图像或图形。

3、The node name structure consists of alphanumeric characters only.
节点名结构中只包含字母数字字符。

4、You'll notice that the contents consist of alphanumeric characters encoded in base64.
您将会发现密钥文件的内容由使用base64编码的字母和数字组成。