The results show that these cracks are caused by the inclusions of rare earth sulphuroxides 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。
2
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。
3
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.