hfl中文什么意思

复式拉杆波纹补偿器

高频损害

例句与用法

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1. - the home research lnstitute , hfl
   家政研究协会， hfi
2. The home research lnstitute , hfl
   家政研究协会， hfi
3. The achievement of transgenetic plants would provide a scientific basis and lay firm foundation for the transformation of hfl and hf2 gene into other ornamental flowers
   转基因植株的获得，将为以后hf1 、 hf2基因转化其它名贵花卉作物提供科学依据，并打下良好的基础。
4. Flavonoid - 3 ' , 5 ' - hydroxylase ( f3 ' , 5 ' h ) corresponding to the genetic loci hfl and hf2 , a member of the cytochrome p450 family , is the key enzyme in the anthocyanin biosynthesis , which is generally required for blue or purple flowers
   本研究以紫蓝色矮牵牛基因组dna为模板，利用pcr技术获得了两个扩增产物，分别将其克隆至pgem - teasyvector上，进行了全序列分析。
5. Hfl inverters in discontinuous current mode ( dcm ) are extended to those in continuous current mode ( ccm ) , which is very important for improving the conversion efficiency . the reason is that the peak current and rms current of power switches can be reduced sharply
   本文将工作于dcm方式的单级高频链逆变电路扩宽到ccm工作方式，仿真和试验结果表明ccm模式下流过功率管电流峰值和有效值明显减小，这对提高逆变电路的效率具有重要意义。