English
全部
搜索
图片
视频
地图
资讯
Copilot
更多
购物
航班
旅游
笔记本
Top stories
冬季运动会
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
时间不限
过去 1 小时
过去 24 小时
过去 7 天
过去 30 天
最佳匹配
最新
生物通
7 个月
GC-TCD&FID联用技术同步检测烟草制品中水分、1,2-丙二醇、甘油及薄荷 ...
为解决烟草制品中水分、1,2-丙二醇(1,2-propanediol)、甘油(glycerol)和薄荷醇(menthol)同步检测的技术难题,中国烟草四川工业有限公司的研究团队开发了一种基于GC-TCD&FID并联分析的高效方法。该方法通过整合样品前处理与色谱分析步骤,将试剂消耗和检测 ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
今日热点
US beats Canada in final
US issues security alert
NYC under travel ban
Mugabe’s son charged in SA
Former WNBA All-Star dies
Major winter storm in US
NASA delays Moon mission
2 killed in Northlake fire
Hundreds protest in Verona
BAFTAs host, BBC apologize
Dutch govt. sworn in
Drug lord 'El Mencho' killed
Nepal bus accident
To buy US biotech Arcellx
CDC deputy director quits
Former Vikings DB dies
FR to summon US envoy
Re-elected to lead party
Faces murder trial
HK court rejects appeal
Leaves game w/ back injury
Earthquake hits Malaysia
Bomb explosions in Ukraine
Judge blocks Smith’s report
BAFTA Film Awards winners
PreCheck still operational
India-US trade talks delayed
ICC to hold pre-trial hearing
To hear Exxon, Suncor bid
反馈