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| |||
| close packing (与非紧密包装 (loose packing) 相对) | |||
| dense packing | |||
| close packing | |||
|
紧密包装 : 5 phrases in 5 subjects |
| Aviation | 1 |
| Business | 1 |
| Commerce | 1 |
| Economy | 1 |
| Technology | 1 |
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