Analysis of singularity planar multi-linkage mechanism of fourth order by E. S. Gebel

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Effects of screw configuration and interfacial properties on oil incorporation in high moisture extrusion by Shuzo Hashimoto, Naoya Ikenaga, Atze Jan van der Goot, Leonard M.C. Sagis

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Ways to increase efficiency of aggregates on gas pumping gas trunk pipelines by A. A. Dzino, A. N. Noskov, O. S. Malinina

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Features of refrigeration screw compressor operation at ambient temperature decrease by A. N. Noskov, M. Shaposhnikova

Subjects: “…oil-flooded screw compressor…”
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A Prospective Randomized Study for Comparison of Modified Proximal Femoral Plate with Dynamic Hip Screw System by Jitendra Wadhwani, Ramchander Siwach, Himanshu Bansal, Roop Singh, Pradeep Kamboj, Hemant More

Subjects: “…dynamic hip screw…”
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带有反向螺纹的同轴变速单螺杆三维流场分析 "Three dimensional flow field analysis of coaxial variable speed single screw with reverse thread" by 左晓甜，郭树国，金子云 ZUO Xiaotian，GUO Shuguo，JIN Ziyun

Subjects: “…摆线齿轮减速器；反向螺纹；单螺杆挤出机 cycloidal gear reducer; reverse thread; single-screw extruder…”
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Retrospective comparison of cortical bone trajectory and pedicle screw in lumbar fusion for patients over 80, including sagittal balance: a single-center study by Giwuk Jang, Seungjun Ryu, Sanghoon Lee, Jeong-yoon Park, Dong-ah Shin, Hoyeol Zhang

Subjects: “…Posterior lumbar interbody fusion with pedicle screw fixation…”
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