flame-proof resistor 阻燃型电阻器

flme-proof resistor 阻燃型电阻器

explosion-proof resistor 隔爆电阻器

heat-proof wire-wound resistor 耐热线绕电阻器

damp-proof enamelled wire-wound resistor 防潮漆包线绕电阻器

flame-proof E resistor 阻燃型电阻器

damp-proof f enamelled wire-wound resistor 防潮漆包线绕电阻器

heat-proof f wire-wound resistor 耐热线绕电阻器