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1. | open type bulk carrier |
| 敞舱口式散装货船 |
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2. | open carrier chain |
| 杆条式链 |
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3. | open-wire carrier system |
| 明线载波系统 |
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4. | open hatch bulk carrier |
| 敞舱口式散货船(多用途货船 |
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5. | open-wire carrier communication |
| 明线载波通信 |
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6. | open-wire carrier communication system |
| 明线载波通信系统 |
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7. | open-wire carrier line |
| 明线载波线路 |
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8. | open-frame tool carrier |
| 双梁通用机架 |
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9. | open-wire carrier telephone |
| 明线载波电话 |
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10. | The test methods for 12-channel open wire carrier telephone equipment |
| GB/T4770.2-1984明线12路载波电话设备主要性能的测试方法 |
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