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2003年02 期
| 標(biāo)題 |
| 采用預(yù)應(yīng)力法改造20t橋式起重機(jī)(21 卷) |
| 英文標(biāo)題 |
| Upgrading the 20t Bridge Crane by Adopting the Pre-stressing Method |
| 摘要 |
| 預(yù)應(yīng)力法加固橋、門式起重機(jī)主梁結(jié)構(gòu)是一種較高技術(shù)含量的加固工藝，它對(duì)提高橋、門式起重機(jī)金屬結(jié)構(gòu)的工作等級(jí)有很大影響。阿拉山口口岸站采用預(yù)應(yīng)力法改造20 t 橋式起重機(jī)，取得恢復(fù)其主梁結(jié)構(gòu)的強(qiáng)度、剛度，提高了工作效率的效果。 |
| 作者 |
| 新聞作者:劉文斌，戴 杰 |
| 關(guān)鍵字 |
