近期来自中国海洋大学的研究团队在《自然-食物》发表了论文“因地制宜调控水产养殖年增长率可缓解中国生产、污染与碳排放的三重困境”（System-specific aquaculture annual growth rates can mitigate ...

慢性阻塞性肺疾病（简称慢阻肺）是以持续呼吸道症状和气流受限为特征的常见慢性呼吸系统疾病。目前全球慢阻肺患病人群约为4亿人[1]，我国慢阻肺患者人数已超过1亿人[2]。慢阻肺患者常并发低氧型呼吸衰竭和高碳酸血症呼吸衰竭，导致患者活动耐力低下，生活质量下降，增加病死率。经鼻高流量氧疗（high-flow nasal ...

Straw remnants have been ingeniously repurposed into green materials used in the production of furniture. At the foot of ...

Each sample shall be independently determined twice by the method specified in this document. The average value of the two ...