从月腺大戟根甲醇提取液的沉淀部分,鉴定了4种化合物,分别为二十九烷醇10、24亚甲基环阿尔廷醇、豆甾醇和达考甾醇。
Four compounds, namely 10 nonacosane, 24 methylenecycloartanol, stigmasterol and dacosterol have been isolated from the precipitate of the plant's methanol extract.
另一纠纷就是斯匹卑尔根岛之争,俄罗斯宣称自1920年开始就有用那里的开矿权,俄挪威则称挪威拥有那里的环大陆架地区。
Another dispute is around the island of Spitsbergen, on which Russia has had mining rights since 1920. Norway says it owns the continental shelf around it.
一根氦管路意外泄露,最后地面支持人员发现问题源自一个松动的密封环。
A helium line unexpectedly vented, eventually leading ground support crews to a ring that had come loose from a seal.
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