| http://www.w3.org/ns/prov#value | - As a conductive material for the antenna, an element selected from aluminum (Al), titanium (Ti), silver (Ag), copper (Cu), gold (Au), platinum (Pt), nickel (Ni), palladium (Pd), tantalum (Ta), and molybdenum (Mo), or an alloy material or a compound material including such elements as a main component can be used.
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