"When garbage is discharged to reception facilities ashore. The receipts shall be preserved ont board for ____
A.5 years
B.3 years
C.2 years
D.1 year
正确答案是C
"When garbage is discharged to reception facilities ashore. The receipts shall be preserved ont board for ____
A.5 years
B.3 years
C.2 years
D.1 year
正确答案是C