The form of the gendered divisions of labor reflects the nature and characteristics of the production system in each stage. 采性别区隔的双元系统理论和劳动市场序列过程理论，解析每一发展时期，性别化分工的变动和特质。
The nonpolariton system constitutes free thermal radiation in the Kerr nonlinear blackbody. 在克尔非线性黑体中非极化激元系统包含了自由的热辐射。
