The multi-walled carbon nanotubes (MWNTs) electrode was constructed using polytetrafluoroethylene as binder, and the electrochemical reductive behavior of oxyge
Most of the mercury and selenium exist in the insoluble fraction of dolphin liver. After the insoluble fraction was digested by alkaline protease in the presenc
醋是中国人的发明,但是有统计数字表明,我国食醋人均消费量只是日本的1/3,美国的1/2。而盐的摄入中国人要明显高于日本人和美国人。这种情况确实需要改变,我们应该在生活中再加点醋! 夏季是各种细菌孳生的季节,毒素易在体内聚集。高温天气还很容易让人觉得浑身乏力、免疫能力下降。吃凉拌菜或炒菜时加点醋,不仅使菜肴味道更鲜美,而且还能起到杀菌消毒的作用,有效地避免肠胃道病菌的传染。 食醋好处多
Four new neo-lignans were isolated from the chloroform portion of 70% ethanol extract of the seed crusts of Trewia nudiflora L., and were determined to be 9′-m
Three different synthetic routes were developed to introduce carbamoyloxy functional groups at the upper periphery of two calix[4]resorcinarenes. By treating ac
本文介绍了水稻二化螟在福州市北峰山区发生为害特点,分析了近几年偏重发生因子,提出了综合防治技术措施。
Total imernal reflection fluorescence spectroscopy (TIRF) and synchronous scanning technique were combined to study the adsorption behavior of the meso-tetrakis
经国际小行星中心和国际小行星命名委员会批准,一颗南京紫金山天文台发现、编号为10017号小行星,正式命名为“饶宗颐星”,以表彰饶宗颐非凡的学术成就。饶宗颐1917年生于广东潮
李先生是我的一位糖尿病病人,去年春节长假的一天晚上,老李应邀去参加中学校友聚会。由于分别多年,彼此间感觉格外亲切,席间更是你来我往、频频举杯。李先生饭菜还没吃上几口
新景矿3^#煤层属于煤与瓦斯突出煤层,通过采用工作面应力衰减段实施浅孔注水水力挤出,以及工作面进风巷打本煤层预抽瓦斯钻孔,在应力峰值段实施瓦斯抽放的综合防突技术,较好地消