单项选择题
Dunnage may be used to protect a cargo from loss or damage by（）.
A.ship's sweat B.inherent vice C.tainting D.hygroscopic absorption
单项选择题 Dry cargoes are those commodities that（）.
单项选择题 Damage to cargo caused by fumes or vapors from liquids，gases，or solids is known as（）.
单项选择题 Damage to cargo caused by dust is known as（）.
