Numerical calculations show that the interface phonons in the activecore can be classified as bulk phonons and surface phonons.
计算显示有源核中的界面声子可以分为体声子和表面声子模式。
2
The activecore of a nuclear reactor splits atoms in two to produce bursts of energy and, as a byproduct, large masses of highly radioactive particles.
核反应堆的活动区将原子一分为二,从中产生大量的能量,同时作为副产品,会产生大量的发射性很高的物质。
3
The mountain last erupted in 1903, but experts cite recent scientific data that suggests Paekdu has an activecore that, if it erupts, could cause a huge lake to overflow and flood surrounding areas.