What may be done to reduce the influence of intractable opponents?能做些什么来减少那些难缠的反对者的影响呢？It emerged as the most intractable issue of our era.它成了我们时代最难解决的问题.The economy still faces intractable problems.经济仍然面临着一些棘手的问题。...
CONCLUSION Actinomycin D can stimulate encephalitis B virus replication.结论:放线菌素D可使持续感染的乙脑病毒复制增加.In China, mosquito - borne infectious diseases include malaria , filarial, epidemic Japanese B encephalitis, and dengue feve...