Contrast experiments of traditional and quasi homocentric pressure tank structures have been done. 对传统式和准同心圆式两种外部耐压液舱结构进行了模型对比试验。
Opportunist may put hold-up in practice in order to get appropriable quasi rents relate with the asset specificity. 资产专用性产生准租收入，机会主义者为了获得准租就可能实施敲竹杠行为，一旦这种可能成为现实，企业之间的良好交易关系会被破坏，从而增大交易成本。
