超星 - 咖啡2 - 查题吧

单选题

关于如何避免通道效应,下列说法正确的是?How to avoid the channel when extracting espresso?

A. 在填压前,保证咖啡在滤杯中的分布是均匀的Make sure the coffee grounds are evenly distributed in the basket before tamping.
B. 称量后,大力的填压Tamp heavily after weighting
C. 称量后,填压,敲击滤杯,再填压Tamp after weighting. Tap the basket and tamp again.

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单选题

咖啡机工作的时候,压力是多少?What is the pressure when the coffee machine is working?

A. 9 bar
B. 1 bar
C. 3 bar

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单选题

Eepresso的萃取粉液比一般是多少?What is the ratio of espresso extraction?

A. 1:1
B. 1:2
C. 1:3

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单选题

咖啡的萃取率指什么?What does it mean by extraction yield?

A. 咖啡浓度strength
B. 在最终冲煮出的咖啡饮品种,咖啡粉萃取的百分比the amount of materials that the water has removed from the actual coffee grounds
C. 咖啡酸的强度the strength of acidity

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单选题