如何动态设置打印机的纸张大小，纸边距等属性值？

How to dynamically set the printer's paper size, paper margins and other property value?

youdao

纸张大小无效。请在“纸张”下检查“宽度”和“高度”的值。

The paper size is not valid. Check the values for Width and Height under paper.

youdao

纸张大小无效。请在“纸张”下检查“宽度”和“高度”的值。

The paper size is not valid. Check the values for Width and Height under paper.

youdao