electronic chart
| data base
| electronic chart abbr. | |
| space од. | 电子海图 |
| data base abbr. | |
| environ. | 数据库 |
| math. | 数据基准 |
| met. | 数据栈 |
| nucl.pow. | 数据基础 |
| space | 资料库 |
| stat. | 数据库 |
| tech. | 数据基; 数据单元 |
| textile | 基本数据 |
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| ★ 电子海图 | |||
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| 电子图表 | |||
| English thesaurus | |||
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| EC | |||
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electronic chart : 32 phrases in 10 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Earth sciences | 4 |
| Electronics | 3 |
| Nautical | 4 |
| Oil / petroleum | 1 |
| Space | 4 |
| Surveying | 4 |
| Technology | 9 |
| United Nations | 1 |