锌的生理作用机理
mechanisms of physiological role of Zn
分散和界面作用机理
mechanism of dispersion and interfacial action
化感作用机理
the mechanism of allelophy
缓蚀作用机理
Inhibitive action mechanism
间隔装药爆破作用机理
blasting mechanism of interval charging
解放作用机理
protective action mechanism