The let command can also execute one or more arithmetic expressions.
let命令也能执行一个或多个算术表达式。
2
The test command is very powerful, but somewhat unwieldy given its requirement for escaping and given the difference between string and arithmetic comparisons.
test命令非常强大，但是很难满足其转义需求以及字符串和算术比较之间的区别。
3
This paper introduces the method of air defence artillery group firing command ability based on the LMBP arithmetic.