100
12. O`t o`chirish jo`mrak va dastaklari necha metrli bo`ladi?
A)10m,15 m B)10m, 15m, 20m C) 20m, 25m D) 15m, 30m
13. O`t o`chirish lom uzunligi necha mm?
A)1500mm B)1200mm C)1300mm D) 2000mm
14.Yong’in o`chirish bachoklarining og’irligi.
A) 5 kg B) 4kg C) 10kg D) 7kg
15. ONTP 24-86 meyoriy xujjatida ishlab chiqarish xonalari portlab
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