当用力吹长号-用音乐术语讲就是用"ff"或者 "sf"来吹-冲击波就能形成。
The shock waves are formed when the trombone is blown particularly hard - in music parlance, "fortissimo" and "fortississimo".
因此风尝试让那个人把披风脱下来。他用力地吹,可是那个人把披风拉得更紧。
So the wind tried to make the man take offhis cloak. He blew and blew, but the man only pulled his cloak more closely around himself.
狼:我生气了,我用力地吹,我要吹破你的房子!
Wolf: Then I'll huff and I'll puff and I'll blow your house in!
等离子体弧切割是通过高温等离子体弧将工件弧柱部分的材料熔化并利用高速离子流将切渣吹除的物理过程,弧柱的功率和作用力将直接影响到切口质量。
Plasma arc cutting is a physical process which utilize high temperature to heat materials and high speed flow to blow melted metal, cutting quality is directly influenced by arc power and arc force.
因此风尝试让那个人把披风脱下来。他用力地吹,可是那个人把披风拉得更紧。
So the wind tried to make the man take off his cloak. He blew and blew, but the man only pulled his cloak more closely around himself.
因此风尝试让那个人把披风脱下来。他用力地吹,可是那个人把披风拉得更紧。
So the wind tried to make the man take off his cloak. He blew and blew, but the man only pulled his cloak more closely around himself.
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