[3.1 如何设置打印机](3.1%20%E5%A6%82%E4%BD%95%E8%AE%BE%E7%BD%AE%E6%89%93%E5%8D%B0%E6%9C%BA.md) [3.2 打印收银单](3.2%20%E6%89%93%E5%8D%B0%E6%94%B6%E9%93%B6%E5%8D%95.md) [3.3 打印送厨单](3.3%20%E6%89%93%E5%8D%B0%E9%80%81%E5%8E%A8%E5%8D%95.md) [3.4 打印划菜单和预结单](3.4%20%E6%89%93%E5%8D%B0%E5%88%92%E8%8F%9C%E5%8D%95%E5%92%8C%E9%A2%84%E7%BB%93%E5%8D%95.md) [3.5 奶茶店打印标签](3.5%20%E5%A5%B6%E8%8C%B6%E5%BA%97%E6%89%93%E5%8D%B0%E6%A0%87%E7%AD%BE.md)