block floor

基本解释

Weld the sealing filling block during floor assembly when it is to be installed at site.
工地安装时应尽量在地面组装时将密封填块先焊好。
www.1x1y.com.cn
But in practice, it is hardly to block the floor which is opened in summer according to the design demand in winter because of kinds of reasons.
但在实际运行中，由于种种原因很难将夏季敞开的运转层楼板，按冬季的设计要求将其封堵住。
From aspects of the structure form and economic comparison, this paper probes into the practicality and economy of using the hollow block floor to replace the cross beam in the frame structure.
从结构形式和经济比较方面，探讨了在框架结构中采用空心楼板代替井字梁的实用性和经济性。

BP says a more complete solution is needed. The next step is to try to pump mud and other materials to the sea floor and block the well.
The 60-vote advantage is also important because it will make it far more difficult for Republicans to block passage of bills through a filibuster, in which senators tie up the floor in long speeches to prevent a vote.