单项选择题
This certificate is issued under the authority of the said Government，and it will remain in （） until Jan 1 2008.
A.strength B.power C.force D.stress
单项选择题 The undersigned （）that he is duly authorized by the said Government to issue this certificate.
单项选择题 The International Load Line Certificate is a document indicating （） of the various load lines of the vessel．
单项选择题 The certificate of inspection of a vessel will specify the （）.
