... low-sulphur content硫含量低的 low-sulphur fuel低硫燃料 low-temperature chemistry低温化学 ...
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人们认为，全世界低硫燃料的供应有限。
The world supply of fuels that are low In sulphur is believed to be limited.
该标准要求改进汽车发动机和排放系统，以及使用更清洁的低硫燃料。
That will require upgrades in automobile engines and exhaust systems as well as cleaner, lower-sulfur fuels.
为了清洁空气，加利福尼亚规定所有船只，在驶进距离岸边44公里范围内时，必须使用低含硫量燃料。美国各州中只有加州是这么规定的。
To clean up the air, California is the only state in the U.S. to require all ships to use low-sulfur fuel when they are within 44 kilometers of the shore.
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