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Monday, September 11, 2023
1868年瑞士科学家米希尔首先从细胞核中发现了一种物质叫核酸。它又可以分为去氧核糖核酸DNA和()A、核苷酸B、核糖核酸RNAC、石炭酸D、硫酸...
Monday, September 11, 2023
提出“技术——经济趋同论”的是()。A、R.范艾肯B、熊.彼特C、彼得.德鲁克D、阿尔温.托夫勒...
Monday, March 27, 2023
Tuesday, September 13, 2022
瑞典化学家和工程师诺贝尔,通过极其艰苦的实验,发明了“安全炸药”,这种“安全炸药”非常非常安全。...
Monday, March 27, 2023
最早公布能量守恒与转化定律的是()。英国业余物理学家焦耳为能量守...
Tuesday, September 13, 2022
Thursday, September 15, 2022
()年,()的巨著《电磁学通论》问世,标志着完整的电磁理论的确立。...
Friday, April 12, 2024