它是世卫组织和药品监管人员用以努力在全球协调监管并改进药物安全性、效力和质量的一个重要工具。
It is an important tool for WHO and drug regulators in their efforts to harmonize regulation and improve the safety, efficacy and quality of medicines globally.
负责这一项目的官员们正努力改进机器人的教学质量，并在决定推广使用前解决一些小问题。
Officials in charge of the project are working to improve the quality of robot teaching and iron out glitches before any decision to expand their use.
这一行动也标志着中国为改进航空公司服务质量而付出的努力取得了又一进步。
The announcement marks further progress in China's efforts to upgrade the quality of service offered by its blossoming airlines.
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