The water meter is only added with a timing unit and a countingunit on the basis of the existing electronic water meter, and has the simple structure and is practical and convenient.
该水表仅需在现有电子水表基础上增加一个计时和计数单元，结构简单，实用方便。
2
When OCTETS is used as the string length unit, the length of a string is determined by simply counting the bytes of the string.
使用 OCTETS 作为字符串长度单元时，通过简单地计算字符串的字节数即可确定字符串的长度。
3
The string operation to be performed may result in different outputs, depending on the string length unit that is used for counting the characters.