"Shipping unit" means any physical unit of cargo not shipped in a package, including machinery, vehicles and boats, except goods shipped in bulk.

是指未以包件运输的任何一个具体单位的货物，包括机械、车辆及船只，但散装货物除外。

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Physical property of asphalt and two different forms of cargo tank are introduced in the article.

沥青船液货舱是沥青船设计、制造以及管理的关键。

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Meteorological conditions in holds are a key factor causing goods mildew in oceangoing transportation besides the physical and chemical characteristics of the cargo itself.

远洋运输中的货物霉变除了与货物自身的理化特性有关外，货物的外部环境即货舱中的气象条件也是一个重要因素。

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Proponents note that the overall cost of the project would be recouped within a few decades, as the volume of tunnel freight transport activity increased, reaching an estimated 3 percent of the world's total physical cargo or 100 million tons annually.

CENTERFORSECURITYPOLICY: The Bering Strait Tunnel Project