Astronomers will have to collect more spectra from these stars to confirm their suspicions.天文学家们必须要从这些恒星上采集更多的光谱来证实他们的推想。The infra - red spectra of quinones present a number of interesting features.醌类的红外光谱具有一些有趣的性质.This ...
Astronomers will have to collect more spectra from these stars to confirm their suspicions.天文学家们必须要从这些恒星上采集更多的光谱来证实他们的推想。The resonance scattering spectra of colibacillus have been studied.研究了大肠杆菌的共振散射光谱.The infra - red s...
Ferroelectrics based on ferroelectric domains is one of the most important functional materials.铁电体是一类重要的功能材料,电畴是其物理基础.Depolarization will be produced by the departure from perfect alignment of the domains.短的非理想排列将产生退极化....
The diet was frugal: cheese and water, rice and beans.饮食很简单：奶酪、水、米饭、豆类。Support rows of beans with criss-crossed canes.用交错的小竹竿架起一排排的豆荚。Mud paintings and beans do color plasticine Su - Ying said with deep feeling.做彩泥画和豆塑的贾...