单项选择题
A.shall not be discharged B.shall be discharged C.shall be filled D.shall not be filled
In view of（）bilge water from any vessel，an application ...
单项选择题In view of（）bilge water from any vessel，an application shall be made to Harbor Authorities for approval．
A.discharging B.recircling C.loading D.taking in
In towing，chocks are used to（）.A.protect the towline fr...
单项选择题In towing，chocks are used to（）.
A.protect the towline from chafing B.secure the end of the towline on the tug C.stop off the towline while retrieving it D.absorb shock loading on the towline
In the case of new crude oil tankers，the additional bal...
单项选择题In the case of new crude oil tankers，the additional ballast permitted shall be carried in cargo tanks only if such tanks have been（）before departure from an oil unloading port or terminal.
A.inerted B.crude oil washed C.diluted D.cleaned
