但更专业 meaning in English
assistance = help
Examples
- The operations of insulation division include glass wool tel process , rock wool , sound proof , special ceilings , and insulating foams which are developed in partnership with major chemical companies
隔音保温材料部的生产始于1936年，是玻璃技术发展的产物，但更专业于保温和隔音材料，产品包括：玻璃棉岩棉隔音天花板特殊天花板及发泡保温材料。