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oil conservation

n. the conservation of petroleum resources

1、石油资源保护

... oil concession 石油特许权 oil conservation 石油资源保护 oil consuming countries 石油消费国 ...

2、器节油

...er ; fuel economizer,fuel economizer 马达和引擎用节油器 Fuel economisers for motors and engines 器节油 Oil Conservation ..

3、节油

石油资源保护，节油

Club Oil Twp Conservation标签

Oil Twp Conservation Club名称

Oil Twp Conservation名字

oil conservation tax[税收] 石油资源保护税

Integrated Oil Conservation综合节油

Oil Conservation Lining Core节油衬芯

oil field energy conservation油田节能

oil conservation measures节油措施

能源科学技术

n.the conservation of petroleum resources

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