№ 147 Fan bobi-2.Fan bo‘limi-2 Qiyinchilik darajasi-1
I – toifa nasos stansiyalarida 30% gacha maishiy xujalik suv mikdorini avariya paytida kiskartirib bYerish
vakti kancha bulishi mumkin?
3 sutka.
12 soat.
1 oy.
24 soat.
№ 148 Fan bobi-2.Fan bo‘limi-2 Qiyinchilik darajasi-2
II - toifa nasos stansiyalarida ta’mirlash paytida ruxsat etiladigan suv bYerishda uzilish vakti necha soatga
teng?
6,0 soat.
0,5 soat.
3,0 soat.
4,0 coat.
№ 149 Fan bobi-2.Fan bo‘limi-2 Qiyinchilik darajasi-1
III - toifa nasos stansiyalarida ta’mirlash paytida ruxsat etiladigan suv bYerishda uzi lish vakti necha
soatga teng?
24 coat
10 soat.
36 soat.
72 soat
№ 150 Fan bobi-2.Fan bo‘limi-2 Qiyinchilik darajasi-2
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