通过研究现代曲流沙坝和其它沉积岩层，科学家能够利用所收集的井孔和地震数据建立更精确的模型。
By studying modern point bars and other sedimentary formations, the scientists can create more accurate models from the borehole and seismic data they collect.
方法收集经手术后病理证实的颈静脉孔区肿瘤13例，分析不同肿瘤的MR表现。
Methods 13 cases of tumors confirmed by pathology in JFA were reported, and the characteristics of MR of different kinds of tumor were analysed.
为了避免波导内部冷凝结霜在波导壁上设计了氮气导孔和氮气收集筒。
To avoid condensation and freeze in the waveguide the nitrogen-gas guide holes and the collection tank are designed.
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