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JACS:Ni-电催化选择性双脱羧C(sp3)-C(sp3)偶联 学研汇 催化计 催化计 微信号 icat2019 功能介绍 我为催化狂! 发表于 收录于合集 电催化学术QQ群:1025856252 Scripps 研究所 Phil S. Baran 等 首次实现了立体选择...
2023-05-25 07:42:01
BS EN 4652-413-2015 航空航天系列 同轴射频连接器 4型 C界面 夹紧螺母组件版本 舱壁插座 舱壁插座 Aerospace series. Connectors, coaxial, radio frequency. Type 4, C interface. Clamp nut assembly version. Bulkhead receptacle. Product standard
2023-09-13 08:12:01
DIN EN 2714-002-2017 Aerospace series - Cables, electrical, single and multicore for general purpose - Operating temperatures between - 55 °C and 260 °C - Part 002: Screened and jacketed - General; German and English version EN 2714-002:2016
2023-05-15 00:24:01
ASTM C1658/C1658M-2019 玻璃纤维毡石膏板规格 Standard Specification for Glass Mat Gypsum Panels
2023-07-31 17:48:01
GB/T 33297-2016 中温(100 ℃~150 ℃)全玻璃真空太阳集热管 All glass evacuated solar collector tube for medium temperature( 100 ° C to 150 ° C )
2023-05-18 08:36:01
DIN EN 3646-006-2018 Aerospace series - Connectors, electrical, circular, bayonet coupling, operating temperature 175 °C or 200 °C continuous - Part 006: Receptacle, hermetic, jam-nut mounting - Product standard; German and English version EN 3646-006:20
2023-08-24 03:24:01
ASTM C918/C918M-2020 Standard Test Method for Measuring Early-Age Compressive Strength and Projecting Later-Age Strength
2023-08-14 10:12:01
BS EN 4612-005-2019 Aerospace series - Cables, electrical, for general purpose, single and multicore assembly - XLETFE Family - Jacketed or screened and jacketed. Part 005: Tin plated copper - Operating temperatures, between - 65°C and 135°C - Dual extr
2023-08-14 17:36:01
许维教授团队Nature:芳香性C₁₀和C₁₄环碳的表面合成 原创 吡哆醛 X-MOL资讯 X-MOL资讯 微信号 X-molNews 功能介绍 “X-MOL资讯”关注化学、材料和生命科学领域的科研,坚持“原创、专业、深度、生动”。公众号菜单还提供...
2023-12-12 19:55:02
1600余万预算 | 颗粒物与臭氧协同控制监测能力建设项目(一期) VOCs前沿 VOCs前沿 微信号 VOCs99 功能介绍 VOCs减排 大气前沿©深耕大气污染防治领域内容。本号获中华环保联合会VOCs污染防治专业委员会(www.acef-vocs.com.cn)...
2023-11-28 18:25:01