A theoretical study of adsorption reactions of acetylene on si non - reconstructed surface 10四炔的结构和光谱的从头算研究
Experimental therapeutic effects of the enediyne chromophore of lidamycin against hepatoma 力达霉素烯二炔发色团对肝癌的实验治疗
Contraceptive effect and development of levonorgestrel - releasing intrauterine system 缓释左炔诺孕酮宫内纤维置入系统的避孕与治疗进展
Duplication of bands in this region is also shown by trifluoropropyne and perfluoro2 - butene 三氟丙炔和全氟丁烯- 2在这个区域也出现双重谱带。
Recent advances in synthesis of terminal aryl acetylenes by palladium - catalyzed coupling - elimination reaction 消去法合成芳基末端炔的研究进展
1 - butene for industrial use - determination of trace propadiene adn propyne - gas chromatographic method 工业用1 -丁烯中微量丙二烯及丙炔的测定气相色谱法
Application of ft - icrms to clusters reactions of first - row transition metal cations with propargyl alcohol in gas phase 第一过渡系金属离子与丙炔醇的吸附和反应
Oxyacetylene welding and heating blowpipes . nozzles and nozzles adaptors . range of normal flowrates and dimensions 氧炔焊和加热炬.焊嘴和焊嘴夹头.标称流量的范围和尺寸
Different reactivity of 7 - hydroxy and 7 - mercapto of 4 - methyl - coumarin and 4 - methylquinolin - 2 - one in the reaction with propargyl halides 巯基与炔丙基卤代物的不同反应性
Ellipsometric study on inhibition of propargyl alcohol f or 1cr18ni9ti stainless steel in hydrochloric acid solution 椭圆偏振技术研究盐酸介质中丙炔醇对不锈钢的缓蚀作用