The inviscid linear stability of variable density swirling jets is analyzed by normal mode method.

用正则模方法研究了变密度无粘旋拧射流线性稳定性特征.

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By means of the multidisciplinary analysis of acoustic variable density data static data of oil fie.

声波-变密度测井主要应用于检查新井固井质量,为新井投产提供资料.

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