并绘制了“列车管减压速度引发自动制动机作用示意图”，以助说明。
The schematic of the pressure reduction speed for train pipes resulting in the action of automatic brakes was plotted to illustrate the reasons.
之后他们压缩减压能产生声波的这种气体。数据表示部分冷凝物的速度超过声速，因此他们制出了声音的黑洞边界。
Their data showed that the speed of part of the condensate exceeded the speed of sound, and they had therefore made an acoustic event horizon.
用户有一块软件坐在自己的PC进行减压数据，因为它曾让是怎样的速度急剧上升的效果。
The user has a piece of software sitting on their PC which decompresses the data as it comes in.
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