求翻译：第三，源自替代品生产者的竞争强度，受产品买主转换成本高低的影响。总之，替代品价格越低、质量越好、用户转换成本越低，其所能产生的竞争压力就强；而这种来自替代品生产者的竞争压力的强度，可以具体通过考察替代品销售增长率、替代品厂家生产能力与盈利扩张情况来加以描述。是什么意思？

Third, competition from alternative producers intensity, by the product buyer switching costs low impact. In short, the lower the price of alternatives, the better the quality, lower cost user conversion, which can be derived from the pressure of competition is strong; and this alternative producers

The first 3 substitutes derived from producers, intensity of competition, the product buyer conversion costs are high or low impact. In short, substitutes the lower prices, better quality, user conversion, the lower the cost to be derived from the pressures of competition will be strong; and that su

Third, the source from the substitute producer's competition intensity, is transformed the product customer the cost height the influence.In brief, the substitute price is lower, the quality is better, the user transformation cost is lower, its can produce the competition pressure is strong; But thi

Thirdly, competition originating from alternative producers, under the influence of product buyers of high and low conversion cost. In summary, alternatives to lower prices, better quality, user switching costs lower, it can produce pressure of competition is strong and the intensity of the pressure

Third, stem from substitute producers' competition intensity, is influenced by buyer's level of conversion cost of the products.