Roll-in in DB2 using ATTACH is a two-step operation.

在采用ATTACH的DB 2中，滚入是个两步操作。

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The step form, footwork, hand type, method, leg, jumping, balance, or flutter, roll routine techniques, such as composition.

由步型、步法、手型、手法、腿法、跳跃、平衡、跌扑、滚翻等技法组成套路。

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The common troubles, roll bending, occurred during rolled glass production were described and the on-line measurement procedure of the roll bending was illustrated step by step.

指出了压延玻璃生产过程中常出现的辊子弯曲的问题，详细介绍了一种在线检测具体哪根辊子弯曲及其弯曲度的方法电流法及操作步骤。

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Multi-million pound plans to roll out superfast broadband across Northamptonshire have moved a step closer after the county council appointed BT as its preferred supplier.

BBC: Superfast broadband plan for Northamptonshire