Shaqofka sare ee heerka ee hydraulic Hartwan Shaqooyinka sare ee hydraulic Hartwan waxaad raadineysaa heerarka sawirka Hartwan iyo alaabta jabsiga sare ee shabakadda oo dhan Hartwan Shirkadda sare ee Platform aad u tagtid Hartwan Shirkadda sare ee Platform; hal joojin oo toos u isticmaali karo ganacsadaha sare shabakadda oo dhan