求翻译：这一时期出现在较长的稳定阶段后。由于新产品和大量替代品的出现，原产业的市场需求开始逐渐减少，产品的销售量也开始下降，某些厂商开始向其他更有利可图的产业转移资金。因而原产业出现了厂商数目减少，利润下降的萧条景象。至此，整个产业便进入了生命周期的最后阶段。在衰退阶段里，厂商的数目逐步减少，市场逐渐萎缩，利润率停滞或不断下降。当正常利润无法维持或现有投资折旧完毕后，整个产业便逐渐解体了。是什么意思？

During this period of stability in a long stage. As new products and the emergence of a large number of alternatives, the former industrial demand began to decrease in product sales began to fall, some manufacturers began to other more profitable industries transfer of funds. Thus the emergence of t

In this period after a relatively long stage of stability. The new products and a large number of substitutes in the market demand, the original industry started to taper off, the products are sold, some manufacturers began to decrease in other more profitable industries began to transfer of funds.

During this period appears in the solid phase before long. Due to the emergence of new products and a large number of alternatives, the original industry market demand began to gradually reduce, product sales also began to decline, some manu