Ocean Data for the future Oil and gas resources, according to the 1995 estimate of the world's proven offshore oil reserves of 37.9 billion tonsReserves of natural gas are 39 trillion cubic meters.According to incomplete statistics,The reserves of oil and gas resources in the seabed account for about 1/3 of the global oil and gas reserves.Expected in this century,Offshore oil and gas development will extend from the shallow continental shelf to the sea area in kilometers of water depth.Most of the world's offshore oil exists on the continental shelf.According to estimates,The continental shelf covers an area of about 30 million square kilometers worldwide,It accounts for 8% of the world's oceans.About the reserves of offshore oil,Due to the limitation of exploration data and calculation methods,The conclusions reached are also different.An estimate by the French Petroleum Research Agency is that the global oil resources have a limit of 1000 billion tons,Recovera
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A batch of household water filtration filter elements imported from abroad are ultra-filtration. However, the tax number for customs declaration cannot be found. what is the tax number of the household water filter? Machines and devices for 8421211000 household filter or purified water, tariff 12 points, VAT 17 points. legal inspection
