During the towing of a survival craft,a lookout should be on station to().
A、release the towline in an emergency
B、help the helmsman steer
C、look for food and water
D、check the water level in the bilge
A、release the towline in an emergency
B、help the helmsman steer
C、look for food and water
D、check the water level in the bilge
A、A.insure that the hawser leads directly aft as it passes over the stern of the towing vessel B、B.increase the stability of the towing vessel by raising the hawser off the deck C、C.reduce chafing of the towing hawser D、D.prevent fouling of the hawser on deck gear located on the stern of the towing vessel
A、At the head of the tow B、75m from the head of the tow C、120m from the head of the tow D、180m from the head of the tow
A、acts as a reserve length of towing hawser when the tug applies more power,and it dampens the surge effect of the tow B、gives an approximation of the amount of strain on the towing hawser C、is the dip in the towing hawser between the tug and the tow D、All of the above
A、one-half the SWL of the main towing hawser B、three-fourths the SWL of the main towing hawser C、that of the main towing hawser D、twice that of the main towing hawser
A、it is overtaken by the tow B、it is pulled sideways by the tow C、the weight of the towing hawser causes loss of maneuverability D、the propeller is fouled by the towing hawser
A、Increasing the length of the towing hawser B、Trimming the tow by the bow C、Trimming the tow by the stern D、Drogues put over the stern
A、A.a diamond shape B、B.two cones,apexes together C、C.a black ball D、D.one cone,apex upward
A、the chocks at the bow of a towed vessel B、the most forward,centermost point of a towed vessel such as a sturdy bow rail C、the mast of a towed sailboat D、a secure fitting near the bow of the towed vessel
A、trim the tow by the bow B、trim the tow by the stern C、list the tow to windward D、adjust the length of the towing bridle
A、A.the chocks at the bow of a towed vessel B、B.the most forward,centermost point of a towed vessel such asa sturdy bow rail C、C.the mast of a towed sailboat D、D.a secure fitting near the bow of the towed vessel