Xiijiyayaashu waa nooc ka mid ah qaybaha makaanikada ee loo isticmaalo xidhidhiyeyaasha oo si aad ah loo isticmaalo. Xidhiidhiyayaasha waxaa loo isticmaalaa warshado kala duwan oo ay ka mid yihiin tamarta, elektiroonigga, qalabka korontada, mishiinada, kiimikooyinka, biraha, caaryada, hydraulics, iwm, ee mashiinada kala duwan, ...
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