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Preliminary Study of Diagnosing Middle Ear Effusion Using Tympanometry at Higher Frequency Probe Tone Plus Determination of the lpsilateral Acoustic Refiex Threshold
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高频率探测音鼓室压测试结合同侧声反射诊断中耳积液初探 |
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Preliminary Study of Local Injection ~ Ⅰ in Plummer Disease
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碘局部注射法治疗Plummer病的初步研究 |
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Preliminary Study of the RT- PCR Method for Detecting Sendai Virus in Vaccine Producing Medium and Live Vaccine
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建立活疫苗及其生产基质中Sendai病毒RT-PCR检测方法的研究初报 |
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Preliminary Study of the Temporal and Spatial Distribution of Atmospheric PCBs and PAHs in Guangzhou City and Nearby
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广州市及附近地区大气中多氯联苯和多环芳烃时空分布的初步研究 |
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Preliminary Study on Interspecific Crossing of Drechslera (=Helminthosoporium ) maydis and Drechslera (=Helminthosporium ) carbonum
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玉米小斑病菌(Drechslera maydis)与玉米圆斑病菌(Drechslera carbonum)种间杂交的初步研究 |
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Preliminary discussion on economics and risks of indirct coal liquefaction process
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煤间接液化制油的经济性和风险初步探讨 |
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Preliminary observations on activity rhythms and foraging behaviour in the endangered limpet Patella ferruginea
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濒危帽贝铁锈笠螺的活动节律和采食行为的初步观察(英文) |
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Preliminary studies on parkin gene deletion at exons to in Chinese patients with praecox Parkinson's disease
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早发性帕金森病parkin基因第～外显子缺失突变的初步研究 |
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Preliminary studies on photosynthetic characteristics of Amblystegium serpens.
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柳叶藓的光合特性初探 |
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Preliminary study on the content and transformation of the soil nutrients in the community of Stipa glandis and aneurolepidium chinensis
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羊草和大针茅植物群落土壤养分含量与转化规律的初步研究 |
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Prenatal diagnosis of type B Niemann Pick disease
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尼曼-匹克病B型的产前诊断 |
