单项选择题
A.has repaired B.is being repaired C.is repaired D.will be repaired
The damaged cargo is not allowed to export without（）.A....
单项选择题The damaged cargo is not allowed to export without（）.
A.repairing or replacing B.to repair or to replace C.being repaired or replaced D.to be repaired or replaced
The Certificate of Inspection of a damaged tank barge h...
单项选择题The Certificate of Inspection of a damaged tank barge has expired. What certificate authorizes the barge to move to a repair facility for repair and inspection?（）
A.Application for Inspection B.Change of Employment C.Permit to Proceed D.Temporary Certificate of Inspection
The “grip” of a joint represents the（）.A.thickness of t...
单项选择题The “grip” of a joint represents the（）.
A.thickness of the connected members B.diameter of the head C.entire length of the rivet D.diameter of the shank
