Their initial burden was greatest in affluent societies with strong R&D capacities to develop ever-better treatments.

这类疾病的负担最初主要集中在研发能力强大，可制订更好治疗方案的富裕社会。

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Factory has a strong R & D team, strong technical force, complete production base and experienced marketing team.

工厂拥有强大的研发队伍、雄厚的技术力量、完善的生产基地和经验丰富的市场营销团队。

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MP4 player, is a company with strong R & D capability and rich experience in production of high-tech computer digital production company.

MP4播放器，是一家拥有强大的研发能力和丰富生产经验的高科技电脑数码产品生产企业。

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