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德国弗罗伊登堡集团将把重点放在开发汽车汽油箱密封件上。他们预计,到2010年,这种橡胶密封件的需求量可达3240吨。一个汽车燃油箱大约需用150个密封件,需3～6kg橡胶。据弗罗伊登堡集团的保守估计,到2010年集团将使用30万个燃油箱,而美国通用汽车公司届时将需用大约100万个燃油
Germany Freudenberg Group will focus on the development of automotive fuel tank seals. They expect the demand for such rubber seals to reach 3,240 tons by 2010. A car fuel tank needs about 150 seals, need 3 ~ 6kg rubber. According to a conservative estimate by the Freudenberg Group, the group will use 300,000 fuel tanks by 2010, while General Motors will need about 1 million fuel oil by then