一次函数 meaning in English

function of first degree

You can create the function once , store it in the database , and call it any number of times in your program
只需创建一次函数并将其存储在数据库中，以后便可以在程序中调用任意次。
Ing strings onto an array is time - intensive ; first of all , we have a function call which means pushing items onto a stack , and then taking them off , and we also have the additional array management overhead
到一个字符串中非常耗时；首先，我们要执行一次函数调用（这会涉及压栈和出栈操作），还要添加额外的数组管理工作。
The computer simulation shows that the proposed algorithm is better in both restoration ratio and restoration speed than the existed conventional ones . in the quantity of message during restoration processing , the improved algorithm is also better than the old one
计算机仿真表明，所提改进算法的恢复率和恢复速度都优于传统算法，比改进前的一次函数评估法也有所改善，尤其是在恢复过程中的消息数，得到了进一步的削减。