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    徐有鄰    王曉鋒
    （中國(guó)建筑科學(xué)研究院  北京 100013）

[提要]  通過(guò)對(duì)混凝土結(jié)構(gòu)中受力鋼筋的錨固機(jī)理、影響因素的分析，對(duì)新修訂國(guó)家標(biāo)準(zhǔn)《混凝土結(jié)構(gòu)設(shè)計(jì)規(guī)范》( GB50010-2002)中錨固長(zhǎng)度及修正方法作了詳細(xì)說(shuō)明，并介紹了新增的鋼筋機(jī)械錨固的有關(guān)內(nèi)容。
[關(guān)鍵詞]  混凝土結(jié)構(gòu)  鋼筋  錨固長(zhǎng)度

The anchoring length of reinforcements in concrete structures and its adjustment, which were stipulated in the new version of national standard  Code for Design of  Concrete Structures ( GB50010-2002), are explained through the analysis of anchorage mechanism and its influence factors. Relevant contents about mechanical anchorage of reinforcements, which is newly added in the new version, are also introduced.
Keywords: concrete structures; reinforcements; anchoring length; design code