Please include the minimum heights for ventilators without closing appliances:

验船师考试题

题干	a) Please include the minimum heights for ventilators without closing appliances: --> PO. 1    POS. 2 c) Please include the minimum heights for ventilators with closing appliances: --> POS. 1

答案	a) 4.5 meters pos.1 and 2.3 meters pos. 2 b) 900 mm pos.1 and 760 mm pos. 2
依据 （出处）	Load Line 1966/1988 Annex I, Reg.19