他在科学上的发现经得起物理定律的检验.His scientific discoveries are amenable to the laws of physics.现在我们来讨论角方位对物理定律的影响.Now we may discuss the effects of angular orientation upon physical laws.我们就是这样利用能量和动量守恒定律的.We exploit the energy and m...
Phenols and anilides can be nitrated with very dilute nitric acid.酚类和酰基苯胺能被极稀的硝酸硝化.Aquatint: It is an etching process on copper or steel by means of nitric acid.水彩色调: 用硝酸在钢片或铜片上作腐蚀的蚀刻法.Aliphatic hydrocarbons can be nitra...
The article proposed the split - ring direct current manostat based on the switch type AC - DC transformation.文章基于开关式AC -DC 变换提出了开环直流稳压器.They signed the rights away when they sold their idea to DC Comics.他们在将点子出售给DC漫画公司时...