国际眼镜制造行业集中程度高，少数领先品牌商占据主要市场份额

国际眼镜制造行业集中程度高，
少数领先品牌商占据主要市场份额

ผลลัพธ์ (อังกฤษ) 1:

International high concentration of industry of glasses,
a handful of leading brands dominant market share

ผลลัพธ์ (อังกฤษ) 2:

International glasses high concentration of manufacturing industry,
a small number of leading brands occupy the major market share

ผลลัพธ์ (อังกฤษ) 3:

International spectacles manufacturing industry concentration degree is high,
minority lead brands occupy the major share of the market