根据黄青管道的实际输送工况，提出了蜡油安全输送工作应重视的问题。
Some technology issues about safely pipelining the waxy crude oil is put forward based on the actual waxy crude oil pipelining condition of the pipeline.
根据黄昆等的声子统计分布理论，计算了4.2K和20K下的多声子跃迁几率因式和发射的平均声子数目。
According to the Huang Kun's statistical distribution theory of phonons (1982), the phonon probability factors and the average numbers of phonons at 4.2K and 20K are exactly calculated.
根据黄壁庄水库副坝防渗墙的施工实践，分析了这些事故发生的原因，并总结了预防措施以及发生事故后的处理方法，这对今后混凝土防渗墙的施工是个借鉴。
This article bases on practice of building seepage prevention wall in secondary dam of Huangbizhuang reservoir, analyses the causes of the accident, and summarizes precautionary and treatment methods.
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