The above results showed that the spectrumofresistance was relatively stable and had a practical value to production and breeding.
以上结果说明抗谱测定是相对稳定的，对生产与育种有实用价值。
2
It results in a higher efficacy against a broader spectrumof pathogens and is known to prevent micro-organisms from developing resistance to the antibiotic substance.
从而针对更广谱的病原体产生更强疗效，而且，也能防止微生物产生对抗生素的耐药性。
3
Detection of tumor blood flow within the spectrum, recorded peak systolic velocity (PSV) and resistance index (RI).