这种攻击要求很大的运算量,但技术进步和摩尔定律已经使碰撞证书运算成为可行的现实。
The attack is computationally intensive, but recent advances and Moore's Law have made the computation of a colliding certificate feasible.
一对近期发生的碰撞使2007年以来的碎片数量翻了一番。
A pair of recent collisions has doubled the number of fragments since 2007.
制造伽马射线短脉冲的一种方法,是电子与正电子的碰撞——之后的湮灭,使粒子的质量转化为能量。
One way to create such short bursts of gamma rays is through the collision — and subsequent annihilation, as the mass of those particles converts into energy — of an electron and a positron.
The molar volume is being changed a little bit trying to make things collide with each other, they can't occupy the same volume.
摩尔体积发生了很小的改变,如果你试图使气体分子间相互碰撞,他们不能占据同一个位置。
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