A variable of an enumerated type can hold values outside the range of declared values. 枚举类型的变量可以接受声明值范围之外的值。
Range locks are placed in the range of key values that match the search conditions of each statement executed in a transaction. 范围锁处于与事务中执行的每个语句的搜索条件相匹配的键值范围之内。
If you change input signal range or adjust display range,must adjusting analog output. 在更改输入范围或调整显示范围时,必须同时进行变送输出的调整。