Nauyin gwajin kwanciyar hankali na LT-JJ11

Takaitaccen Bayani:

Waɗannan nauyin gwajin kwanciyar hankali na yau da kullun ne da ake amfani da su don kimanta daidaiton gaba da baya na kujeru bisa ga ƙa'idodin gwaji na duniya (kamar BIFMA ko EN). Suna amfani da kayan da aka daidaita daidai gwargwado a kan kujera don auna juriyar karkatarwa da kuma tantance ko kujera ta cika ƙa'idodin aminci idan aka kwatanta da tip.