Dehiscence of the floorof the hypotympanum with protrusion of the jugular bulb into the middle ear cavity is a rare otological finding.
颈静脉球经下鼓室底部骨层裂隙膨入中耳腔，是一种罕见的中耳腔血管异常。
2
Through the analysis of the stress characteristics of the circular pipe cavity mushroom floor, this paper analyzes the calculating model and method of the floor slab.
通过分析圆管式空心无梁楼盖的受力特点，分析了此楼板体系的计算模型及计算方法。
3
There are natural light all over the lobby that the hue is warm gold. With the Italian Cavity-stone floor and the yellow carpet carved with dragon pattern, the lobby is full of royal mettle.