Amazantsi emelika
-
I-QD iphindwe kabini i-girder ephezulu ye-crane yathunyelwa ngempumelelo kwiPeru
Imfuno yokuNgcomboloza: 20t s = 20m H = 12m A6 Ulawulo lwe-A6: 440V Sinomthengi ovela kwi-Peru kufuneka i-qd i-girder i-girder ephezulu ye-crane ene-20t, ukuphakamisa ubude be-12m kunye ne-spa ...Funda ngokugqithisileyo
