_______ are used to protect your ears.A.Ear defendersB.Safety glovesC.Overalls

Besides, you need to protect your password, because all the transaction _______ throug

________ are used to protect your feet.A.HelmetsB.Safety gogglesC.Safety boots

_____ are mounted in pairs to protect the boiler against overpressure.A.Safety valvesB.Wat

● Firewall is a ___（74)___ mechanism used by organizations to protect their LANs fromInter

____ is used to control, modulate, monitor and protect generator set.A.Control panelB.Load

US troops are deployed in West Africa to______.A．protect Ebola patientsB．ensure people"s s