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關注：1
2013-05-23 12:21
求翻譯：Optimization of a Prestressed Concrete Railroad Crosstie for Heavy-Haul Applications是什么意思？ 待解決
 懸賞分：1
- 離問題結束還有
Optimization of a Prestressed Concrete Railroad Crosstie for Heavy-Haul Applications
問題補充： |
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2013-05-23 12:21:38
優化的重載應用預應力混凝土鐵路枕木
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2013-05-23 12:23:18
Of a Optimization Prestressed Concrete Railroad Crosstie for Heavy - Haul Applications
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2013-05-23 12:24:58
正在翻譯，請等待...
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2013-05-23 12:26:38
正在翻譯，請等待...
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2013-05-23 12:28:18
Optimization of a Prestressed Concrete Railroad Crosstie for Heavy - Haul Applications;
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