The results show that these cracks are caused by the inclusions of rare earth sulphur oxides and alumina distributing in mass in base steel for hot rolled wide strips.
结果表明：管坯裂纹是因热轧宽钢带基材中存在大量聚集分布的稀土硫氧化物和氧化铝夹杂所致。
Other filters and chemical "scrubbers" catch oxides of sulphur and nitrogen that would otherwise cause acid rain.
其他的过滤器以及化学“捕捉器”负责处理能够引起酸雨的硫氧化物和氮氧化物。
In the week of the Asilomar meeting Science published evidence that more pollutants than previously appreciated, including oxides of sulphur, are getting into the lower stratosphere.
在持续一周的会议期间，科学家证实现在的污染比早先预计的更严重，含硫氧化物进入平流层底部。
Black carbon is not emitted alone, but mixed with other things-organic molecules and various oxides of sulphur and nitrogen.
黑碳并不是单独被排放的，它被排放的同时还混合了许多别的物质——比如，有机分子还有各种各样的硫氧化物和氮氧化物。
High concentration of sulphur dioxide, nitrogen, oxides and dust have long been known to be harmful.
人们早已知道，二氧化硫、氮、氧化物和尘埃浓度高是有害的。
Though they still remain a major source of pollution, mainly sulphur dioxide and nitrogen oxides.
发电依旧是一个很大的污染源，主要的污染物是二氧化硫和一氧化氮。
Though they still remain a major source of pollution, mainly sulphur dioxide and nitrogen oxides.
发电依旧是一个很大的污染源，主要的污染物是二氧化硫和一氧化氮。
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