sigma-field

例句：

1. 1. Thesigma-field is a crucial component ofthe quantum computing system.
   正电子场是量子计算系统的关键组成部分。
2. 2. Thesigma-field hasbeen studied extensively in the fieldof particle physics.
   正电子场在粒子物理学领域得到了广泛的研究。
3. 3.The sigma-field plays a vitalrole in the operation of the device.
   正电子场在设备的运行中起着至关重要的作用。