https://www.bilibili.com/video/BV1CT411c7gx/?spm_id_from=333.337.search-card.all.click&vd_source=8345eee12b54f09dd5ae94e36a065fc0 https://www.bilibili.com/video/BV1Qz421q75o/?spm_id_from=333.337.search-card.all.click&vd_source=8345eee12b54f09dd5ae94e36a065fc0 希望能帮到你，打印设置里有正反面打印设置里要正反面要规格字体段落一样，差异就变化了，
