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key-in | |||
key-in region | |||
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key-on region; key-out region |
通过区 : 38 phrases in 11 subjects |
Agriculture | 1 |
Athletics | 1 |
Automobiles | 1 |
Communications | 1 |
Economy | 1 |
General | 2 |
Metallurgy | 12 |
Racing and motorsport | 1 |
Rail transport | 3 |
Technology | 14 |
United Nations | 1 |