Santa fe is one of only 20 U.S. cities the ALA looked at with consistently safe ozone levels.
圣达菲是美国汽车法律协会(ALA)观察的臭氧水平一贯在安全范围的20个城市中唯一的一个。
But the ozone layer is not yet safe.
但是即使如此，臭氧层依然没有获得安全保障。
Ozone as a disinfectant is used extensively in various regions. It is intensely concerned because of its properties of no - residual, no - pollutional, safe and effectual.
臭氧作为杀菌剂广泛应用于各个领域，它以无残留、无污染、安全、高效等特点越来越引起人们的关注。
After the reconstruction, the operation practice for more than three months proves that this system is safe and reliable, guaranteeing the stable operation of ozone generator.
实施改造后三个多月的运行实践证明，该系统安全可靠，保证了臭氧发生器的稳定运行。
Conclusion the method of ozone injection into lumbar intervertebral disc and foramen is a safe and effective method for the treatment of the lumbar disc herniation.
结论经皮穿刺臭氧注射术是治疗腰椎间盘突出症的一种安全、有效的方法。
It is a safe, minimally invasive and effective method for percutaneous oxygen-ozone injection for senile lumbar intervertebral disc degeneration patients.
经皮穿刺注射医用臭氧治疗老年性腰椎退行性变是一种安全、微创、有效的治疗方法。
It has an exceptionally low VOC content and is ozone-safe.
它对低挥发性有机化合物非常有效，在臭氧中使用安全。
It has an exceptionally low VOC content and is ozone-safe.
它对低挥发性有机化合物非常有效，在臭氧中使用安全。
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