23. How many projectiles shall be provided for line-throwing appliance as per LSA Code
(International Life-Saving Appliance Code)?
(A) Not less than 2.
(B) Not less than 3.
(C) Not less than 4.
(D) Not less than 5.
詳解 (共 1 筆)
未解鎖
7.1.1 Every line-thr...