navigation certificate

• 航海证明书；航运证书

navigation certificate的用法和样例：

例句

1. Along the way, a certificate falsely attesting to the purity of the shipment was repeatedly altered, eliminating the name of the manufacturer and previous owner.
   在航运过程中，证明货物纯度的证书被一改再改，删去了制造商和早前所有者的名字。