Taurin yana ɗaya daga cikin mahimman ma'auni na kayan aikin injiniya, kuma gwajin taurin wata hanya ce mai mahimmanci don yin hukunci akan adadin ƙarfe ko sassa.Tunda taurin karfe yayi daidai da sauran kayan aikin injina, sauran kayan aikin injina kamar ƙarfi, fatigu...
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