By test the parameters of temperature and pressure, we could analyze the formation of steam cavity in the steam driven blocks, steam cavity distribution in space and time.
通过测试的温度压力数据可以分析蒸汽驱块的蒸汽腔的形成，蒸汽腔空间和时间分布。
The air play caused by air cavity sometimes blocks up flowing of liquid such as fuel oil in marine piping , and brings some unfavorable influence for works.
船舶管道在气囊作用下往往形成空气塞，阻碍燃油等液体的流通，对柴油机的正常工作带来不利影响。
The tubular cavity is communicated with the lower cavity, and a junction is provided with stripy fixture blocks limiting the positions of the front-wheel support tubes.
所述管状空腔和下部空 腔贯通，连接处设有对前轮支撑管限位的条状卡凸。
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