If a cargo of kerosene were considered too lean to explode，then it must be（）.

In order to minimize the effects of a tender vessel，when carrying a cargo of lumber，you should（）.

Sea water temporarily pumped into tanks to simulate the increased vertical loading of environmental forces is termed（）.

In preparing a cargo space for receipt of a shipment of bagged cargo，which instruction for laying dunnage should be followed? （）

The pneumatic containers which store bulk dry mud additives and cement on a ship are called（）.

It’s（）to stow optional cargo in the lower hold．You’d better give it block stowage in the tweendecks，then it can be easily discharged either at Shanghai，or Dalian or Tianjin.

An oil tanker，except as provided for otherwise，might discharge certain amount at certain rate of oil or oily mixtures into sea when（）.

To serve as a person in charge of transfer operations on board a self-propelled tanker，an individual must（）.

When loading bulk liquid cargo，what is the FIRST action you should take if a cargo valve jammed open?（）

The safe working load for the assembled cargo gear and the minimum angle to the horizontal for which the gear is designed shall be marked on the（）.