This paper analyzes the cause of civil-situ floor defect from the construction point of view, and put forward control measures to prevent casting slab defects.

文章分析了民用建筑现浇楼板缺陷产生的原因，着重从施工角度上提出了对现浇楼板产生缺陷的防治措施。

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In order to clean the bottom floor of engine room, the hot and cold fresh water pipes and cocks to be installed from engine control room to bottom floor.

为清洁机舱底部，从机控室到底部地板应装热水和冷水管和旋塞。

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Eventually he hauled himself back up and took the elevator to the top floor, where he entered the control room and inspected the damage from up high.

最终他又折回来通过升降梯来到顶层，然后进入控制室从高处察看损害。

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The Derry boxer was in control from the start and had the 19-year-old on the floor on three occasions before the referee intervened to halt the fight.

BBC: SPORT | Boxing | Duddy maintains unbeaten record

Senate Democratic leaders want a gun-control bill to emerge from the Judiciary Committee that could be amended on the Senate floor.

WSJ: Corrections & Amplifications