相对过剩人口 relative surplus population; relative surplus-population; relative overpopulation ; [社科] relative surplus population

生产相对过剩 relative overproduction

过剩四面体晶相 excess tetrahedral phase

经济相对过剩 relative economic surplus

相对过剩人口理论 Marx's Relative Surplus Population Theory

劳动力相对过剩 labor force relativity surplus