在一项非同寻常的“侏罗纪公园”(Jurassic park)式的实验中,已灭绝的巨型猛犸象的一个冰冻标本的DNA被用于再造它们的血液。
In an extraordinary Jurassic Park - style experiment, DNA from a frozen specimen of the extinct giant was used to reproduce their blood.
双动滚笼式螺旋预处理机是通过对块状物体的离心滚动摩擦碰撞,清除其表面的非同质附着物。
The double moved cylinder pretreating-machine clears away the nonidentical substance adhering to the surface of lump-shaped objects via centrifugal rolling friction collision.
介绍了几种非同步式链式装配线的结构原理和实际应用情况。
This article introduced principles of the structure and the applications of several not - synchronous chain assembly lines.
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