求翻译：中国在微笑曲线的中游，中游是制造环节，且这个环节的企业往往靠规模生产和控制成本生存，随着原材料等生产要素的上涨，这些企业在竞争中已处于不利地位。中国是劳动密集型产业且缺乏核心技术，这正是是我国处于微笑曲线底端的原因。中国企业只要提高产品档次，提高产品科技含量，缩短销售渠道，采用新的商业模式，重塑品牌形象才能使中国企业在微笑曲线中向左向右发展，真正的改变中国的制造大国的经济结构。是什么意思？

China in the middle reaches of the smile curve, midstream manufacturing sector, and enterprises tend to rely on this part of the survival of the scale of production and cost control, with the rise of raw materials and other production factors, these enterprises in the competition at a disadvantage.

In China the smile curve mid-stream, mid-stream is the manufacturing sector, and often rely on the enterprise scale production and control costs, raw materials, and other factors of production as the rise, and these enterprises has been at a disadvantage. China is a labor-intensive industries, and l

China in the smile curve middle reaches, the middle reaches makes the link, also this link enterprise often depends on the scale production and the control cost survival, along with element of production and so on raw material rises, these enterprises has been at the disadvantageous position in the

China smile curved middle, middle are manufacturing, and this link the companies tend to rely on small-scale production and control costs to survive, with the rise of raw materials and other production factors, which have been at a disadvantage in the competition. Is a labour-intensive industry in C

正在翻译，请等待...