单词	典型观念
释义	典型观念type concept
随便看	shielding windows shielding wire shielding，biological shielding，broad-beam shielding，bulk shielding，compartment shielding，economical shielding，gamma shielding，neutron shielding，nuclear shielding，pond shielding，presonnel shielding，primary shielding，pure-neutron shielding，radiation shielding，secondary shielding，shadow shielding，thermal shielding，top shielding，top-hat shielding，water shield--laminated shield law shieldless shieldlessly