The Aviation Officer may also perform an operationalfunction, such as managing aerial spraying.
航空专员也可以进行运作管理，比如管理空中喷洒行动。
2
Therefore, structures must have certain reliability to make sure that they can satisfy each operationalfunction in prescriptive period.
因此，工程结构应要求具有一定的可靠性，才能保证结构在规定的使用期内能够满足设计要求的各项使用功能。
3
In the development and application of database, the operational part of the database is crucial, it can affect the operationalfunction of the whole system.