市有

Perhaps several rivalrous companies are involved in this furious competition thus Whirlwind will lost its market eventually.

还有别的因素，公司管理代理商成本生产实力什么的，同样可以提供论据：比如因为过去一直在降，我们不知道原因，因此这可能不是由于游戏不受环境而是别的地方出了问题

ALSTOM has involved in the construction of China for this field more than 50 years, which is the long-term and reliable partner for Chinese power generation and rail transportation equipment field.

阿尔斯通已参与中国建设五十多年。是中国电力和轨道交通基础设施建设领域长期，可靠的伙伴。