阻塞气球是指一种气球单独或成序列飘浮并固扎与军事或民用设施之上而形成障碍网用于阻塞敌机穿行·
在再三看了视频后,我能够地说,它不可能是一个绳系阻塞气球。
After watching the video over and over again. I can say that a tethered blimp is out of the question.
设备方面的因素有:气球的气门漏气、血压计的通道阻塞、检查者手凉、听诊器凉或环境寒冷。
The equipment aspect factor includes: the balloon tyre valve leaks air, the sphygmomanometer channel blocks, the inspector hand cool, the stethoscope cool or the environment is cold.
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