可通过使用数组、字符串、大小固定的缓冲区或变量地址初始化指针。

You can initialize a pointer by using an array, a string, a fixed-size buffer, or the address of a variable.

youdao

论文对PLC程序进行了总体结构设计，并以此为指导进行了主程序和各子程序的设计，并对模拟量的编程进行了说明，另外，还对PLC程序变量地址进行了分配。

We have designed the main structure of PLC program and its sub-programs, then, introduced the programming of analogue variables and at last assigned the address of variables.

youdao

论文对PLC程序进行了总体结构设计，并以此为指导进行了主程序和各子程序的设计，并对模拟量的编程进行了说明，另外，还对PLC程序变量地址进行了分配。

We have designed the main structure of PLC program and its sub-programs, then, introduced the programming of analogue variables and at last assigned the address of variables.

youdao