It's important to understand that when you brew espresso, the puck of coffee is doing most of the work to create resistance to the water flowing from the pump, but the basket plays a role too.

重要的是要了解，当您冲煮意式浓缩咖啡时，咖啡的大部分工作是对从泵中流出的水产生阻力，但萃取头也起作用。