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- Attenuation of light is in the form of absorption. 光是以吸收的形式衰减。
- attenuation of virulence 减毒作用
- Express the factors resulting in the attenuation of acoustic waves. 叙述引起音波衰减的因素。
- Preliminary study on attenuation of infrared ray in rubber latex. 红外线在胶乳中衰减特性初探。
- DETERMINATION OF VIRULENCE OF COTTON WILT PATHOGEN VERTICILLIUM DAHLIAE KLEB. 大丽轮枝菌在棉花上的毒力测定
- Shielding attenuation of Mumetal and other materials at several frequencies. 高导磁合金等几种材料在不同频率下的磁场衰减特性。
- Attenuation of seismic waves between such surfaces can be similarly diagnostic. 在这些界面之间地震波的衰减,同样可以作为一种标志。
- Measurement of virulence in laboratory and field trials of its control effects for 20% phoxin-avermectin E. C. 20%25辛·阿乳油的室内毒力测定及田间药效试验。
- The attenuation of neutrons from a nuclear explosion involves several different phenomena. 核爆炸中子的减弱包括几种不同的现象。
- On the contrary, two grade 1 ulcers healed: the genotype profiles were different from those at inclusion but without appearance of virulence genes. 相反,两名1级病人治愈后,基因型却不同于那些包含但未表现的致病基因。
- It is thought that these elicit the sepsis-induced attenuation of the muscle-relaxing effects of rocuronium. 从中得出脓毒血症引起的减弱肌松剂罗库溴铵的作用。
- The shift of virulence in ASD7 of rice brown planthopper from field and laboratory was studied. 研究了杭州褐飞虱田间种群在抗虫品种ASD7上强迫饲养多代后致害性的变化。
- Furthermore, the change of virulence factors of candida is contributed to the pathogenesis. 而念珠菌毒力因子的变化对于该病的发生也有重要作用。
- The optimum design of detector arrays for the attenuation of surface waves and of ambient noise is a complex subject. 为衰减面波和外界噪声作检波器组合的最佳设计是一件复杂的事情。
- Please analyse the reasons of virulence variation of Puccinia striiformis f. sp. tritici. 小麦三种锈病的生物学是否完全一致?
- Comparing to conventional E-plane waveguide filter,great improvments have been made in stop-band attenuation of a BPF. 为了提高E面全金属膜片矩形波导滤波器的阻带性能,本文对滤波器的结构做了改进,采用了混合膜片的形式。
- This method is effictive to control muffler attenuation of the muffler structure which is Axis symmetry. 这一方法对控制以轴向尺寸为主的消声结构的消声低谷非常有效。
- They are not only synergic in biologic activities but also interactive in molecularity,which is regulated by the genes of virulence island. 各毒力因子不仅在生物学活性上具有协同作用,而且在分子水平上也是相互影响,受毒力岛上调控基因调节。
- Attenuation of AOB in the experimental group was less than the control group (P<0.05). AOB实验组在形成基质矿化时的衰减比对照组和空白组少(P<0·05)。
- The spectra below indicate the attenuation of each optical fiber type used in our optical fiber assemblies. 下面的光谱说明了我们的光纤附件中使用的各种光纤类型的衰减情况。