Apparatus, and an associated method, for a communication station, such as a mobile station operable pursuant to an IS-95IS-2000 communication service and an HDR data communication service. or more, of a boiler and ducts or pipes, to which hot water heated by the boiler contacts, of a thermal electric power plant or a nuclear reactor structural material or ducts or pipes surrounding the reactor in a nuclear power plant. The arm head and the cover are hingedly connected to each other through the hinge holes and the hinge projections. Even further, the preferred system is able to redraw the probability fields on the map display in real-time as new data is collected and updated. The coupled comparator in the receiver detects whether change in signal binary value occurred or not until SSVTR and SSVTR have changed their binary value. In the vibration portion, the base portion has a vibration node, and at least a part of the supporting portion is overlapped with the vibration node in a planar view.