scientific and electronic apparatus and instruments all adapted for nondestructive evaluation and examination, condition monitoring by means of sensors applied to a plant for continuous monitoring of plant condition, and/or condition assessment, for deriving from the results of nondestructive examination or condition monitoring information about mechanical properties of an object or of a plant; ultrasonic transducers; computer-based flaw detection instruments for use in the field of nondestructive evaluation and examination; remote controlled manipulators for use in the field of nondestructive evaluation and examination; data acquisition, processing and presentation equipment, namely signal amplifiers, digitizers, multiplexers, demultiplexers, data capture apparatus, data storage apparatus, computation apparatus, graphic display apparatus and hard-copy printers, all for use in computerized flaw detection and flaw characterization in the field of nondestructive evaluation and examination; power supply and motion control units for the aforesaid goods, parts for all the aforesaid goods