| http://www.w3.org/ns/prov#value | - The probe apparatus comprises an open ended coaxial transmission line having an in situ probe end and a remote end, and includes a conductive probe as core conductor insulted or separated electrically from its counterpart coaxial conductive jacket as peripheral conductor by an insulating material, e.g. high temperature resistant thermosetting plastic, or alternatively, a void annular space or vacu
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