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3影响行业发展的因素和周期效应的演变从上述情况来看,笔者认为,尽管各企业之间在部分市场存在激烈的摩擦,但近期从牺牲企业数量上进一步提高行业集中度的可能性不大。那么是不是这种格局能够长久维持下去?影响压路机行业格局稳定的因素还有哪些?在未来较长一段时期内压路机行
3 factors that affect the development of the industry and the evolution of the cyclical effect From the above situation, the author believes that despite the fierce friction between some enterprises in various markets, but the recent number of companies at the expense of further increasing the concentration of the industry is unlikely . So is this pattern can be maintained for a long time? Affect the stability of the road roller industry, what are the factors? In the future for a long period of time roller