n.a person who cares for persons or property
同义词：defenderguardianprotector
Shielder Sprayer
Shielders and cravers of mobile media
Combined microphone and shielder
AppShielder: A Software Applique Implementing GMSEC Security Services
Autoinjector with deshielder comprising tamper evidence means
U-Shielder − an open source software for the estimation of gamma shielding using depleted uranium
U-Shielder (IAEA1434) Estimates Shielding Thickness of Depleted Uranium for Photons from 0.5 to 10 MeV
AL-SHIELDER (IAEA 1432) Calculates shielding thickness of aluminum for any photon emitting radionuclide between 0
Application of polypyrrole as an electromagnetic interference shielder
Electromagnetic shielder compatible ZnO transparent conducting oxides hybridized with various sizes of Ag metal nanoparticles
