单选题Before loading bulk grain, bilge wells must be covered to（）.Aadd strength to the bilge well strainerBpermit rapid flow of water to the bilge wellsCprevent cargo sifting into the bilge wellsDpreven oil, water , or other liquid from reaching the cargo
单选题
Before loading bulk grain, bilge wells must be covered to（）.
A
add strength to the bilge well strainer
B
permit rapid flow of water to the bilge wells
C
prevent cargo sifting into the bilge wells
D
preven oil, water , or other liquid from reaching the cargo
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