在爱与希望中轻旋。
由于在轻核中质子与中子处于同一壳，当用相互作用玻色子模型(ibm)描述轻核时，必须引入同位旋。
Because protons and neutrons in light nuclei fill the same shell, it is necessary to introduce isospin when the light nuclei are described by the interacting boson model (IBM).
旋叶式汽车空调压缩机具有结构简单、体积小、重量轻、运转平稳等优点。
The rotary vane compressor used for automotive air conditioner has many advantages, such as simple structure, smaller size, lighter weight, rotating smoothly etc.
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