BAS takes on up to 150 new recruits for Antarctica each year. While specialist science and engineering roles form the backbone, around 70% of the jobs are the operational roles required to keep the stations functioning.
“这些其实都不是新话题，但都需要持续跟进、不断创新。水产养殖不能只算产量账，更要算生态账、安全账。”陈阳说，“怎么让行业在增产的同时不透支水域承载力？怎么从投入品源头把住安全质量关？这些既是技术问题，也关系到政策，需要提出更有针对性的建议。”
，更多细节参见safew官方下载
NASA astronaut Mike Fincke has logged 549 days in space, with nine spacewalks totaling 48 hours and 37 minutes.，这一点在safew官方版本下载中也有详细论述
飞檐翘角、灯笼高挂，中国传统风格装饰的市集里一片热闹喜庆，中沙两国文化、艺术与美食同场呈现。日前，由中国文化和旅游部与沙特文化部联合举办的“文化市集”活动在沙特首都利雅得举办，吸引众多观众。
3. Check the facts. Have you seen this story anywhere else? Look around for other examples from other sources - and for direct quotes from the people involved.