BADGE
发表于 2025-3-28 16:25:57
Andrej PázmanThe aim of the series, Disaster Research in Practice, is to provide scientific and readable accounts on the most urgent areas of disaster research. It is fitting, therefore, that Dr. Hay‘s investigation into the nature and effects of dioxins heralds the new series. The problem of chemical hazards is
啮齿动物
发表于 2025-3-28 21:14:17
Andrej Pázmane zero, there are always imperfections or defects in the crystal lattice, as discussed in Chapter 5. This chapter will deal with defects whose distribution and concentration in the lattice are governed by the laws of thermodynamics.† In pure crystals such defects are called native defects. The exist
欢乐中国
发表于 2025-3-29 00:32:59
mical knowledge concerning the structure, properties, and reactivities of molecules in gases. Therefore to discuss chemical bonding of atoms in solids, one begins by stressing how it differs from chemical bonding of molecules in gases. Above all, most solids are much denser than corresponding molecu
Confess
发表于 2025-3-29 05:56:26
10楼
比喻好
发表于 2025-3-29 07:58:36
10楼