并随即变为绕轴心向上的涡流，龙卷中的风总是气旋性的，其中心的气压可以比周围气压低百分之十。
And then up into the swirl around the axis, the wind always Tornado of the cyclone, its central pressure than the surrounding air pressure low 10 percent.
来自美国的新研究发现严重的头痛比如偏头痛和季节有联系，特别是周围环境温度增加和较小程度气压降低的情况下。
New research from the US found that severe headaches such as migraine were linked to changes in weather, particularly to increased ambient temperature and to a lesser extent lower barometric pressure.
解释说，他们周围空气罐压反对一切，同样按下在水面上，迫使空气压力上升了水的瓶子颈部当大气。
Explain that the air around them presses against everything and likewise presses down on the water in the jar, forcing the water up the neck of the bottle when atmospheric air pressure rises.
这顶计划是将船支承在低压空气垫或低压空气软垫上，低压空气周围围着较高气压空气幔。
It was the idea of supporting a craft on a pad, or cushion, of low - pressure air, ringed with a curtain of higher pressure air.
坚持以水分子凝胶表面，因为它表现出了周围的空气低蒸气压比。
Water molecules adhere to the gels surface because it exhibits a lower vapor pressure than the surrounding air.
你的身体对于在你周围的大气压力的变化产生回应了吗？
Does your body respond to the atmospheric pressure changes around you?
采用钻孔释放方案，在井筒周围形成一个低地应力、低油气压力保护壳，能经济有效地预防突出。
The project of hole releasing adopted can form a protection shell with low earth stress and fuel gas pressure around the shaft, and the outburst was prevented effectively and economically.
当总蒸气压与周围液体的压力相等时，沸腾就发生了，液体变成了气体，遍及液体中的气泡。
When the total vapor pressure reaches the pressure surrounding the liquid, boiling occurs and liquid turns to gas throughout the bulk of the liquid.
其中一种叫减压病，系由迅速降低身体周围的气压所致。
One of these diseases is called the bends. It results from rapidly lowering the air pressure surrounding the body.
其中一种叫减压病，系由迅速降低身体周围的气压所致。
One of these diseases is called the bends. It results from rapidly lowering the air pressure surrounding the body.
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