一份新报告说，尽管有世界各国海军的努力，但是索马里海盗对国际航运而言仍是一个威胁。
A new report says Somali pirates remain a threat to international shipping despite the efforts of the world's navies.
潜艇因具有优良的战术性能、良好的隐蔽性、较强的自给力和续航力、较大的突击力而受到世界各国海军的普遍重视。
The submarine receives all around the world attention of navy because of its fine tactical performance, good disguise, stronger self-sufficiency strength, endurance and greater assault strength.
潜艇因具有优良的战术性能、良好的隐蔽性、较强的自给力和续航力、较大的突击力而受到世界各国海军的普遍重视。
The submarine receives all around the world attention of navy because of its fine tactical performance, good disguise, stronger self-sufficiency strength, endurance and greater assault strength.
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