Learning on 04/29/2026
通信方式と伝送方式 4章Apr 29, 2026, 5:01:15 AM
Study time: 50 seconds
Today's learning: 3
Consecutive study days: 2
Difficult review: 1
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Apr 29, 2026, 5:01:15 AM
Study time: 50 seconds
Today's learning: 3
Consecutive study days: 2
Difficult review: 1