Crewmen aboard the tanker sighted a ship in distress off the coast of Senegal.

油船上的船员们在塞内加尔的海发了艘失事的船。

Shanxi Formation is a set of paralic continental deposit,of which,fluvial,swamp and lacustrine facies alternatively presented regularly.

山西组为海型的陆相沉积,其中河流相、沼泽相及湖泊相有规律地交替出。

Chub mackerel (Scomber Japonicus) is one of the important pelagic fishery resources in the China's coastal waters.

日本鲐是我国海重的中上层鱼类资源之。

Japanese coastal waters.

日本海领海。

The mobile wireless is a more and more important role in the monitor of emergency and buoyage and oceanic execution.

线移动通讯技术在海洋应急监测、海浮标监测和海洋执法中发挥越来越重的作用。