LGk

Objective: The paper puts forward the proposals for ensuring quality of the Leksell Gamma Knife ( LGK) stereotactic radiosurgery ( SRS) by measuring and analyzing the errors of LGK in singular process.

目的：本文通过测量和分析伽玛刀立体定向放射外科过程中靶点位置误差，提出保证伽玛刀治疗质量的建议。

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DPG profile lies in the front of the palaeo-alluvial-pluvial fans of Ta'ershan hill, and TSC and LGK profiles on the4th terrace of Fenhe River.

本研究选择的三个全新世黄土剖面位于临汾盆地中部陶寺地区，其中DPG剖面位于塔儿山古洪积扇前沿，TSC剖面和LGK剖面位于与古洪积扇相连的汾河4级阶地。

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Methods From June 1999 to February 2005, 14 patients with CHCS were treated by LGK.

方法应用Leksellγ刀治疗CHCS14例.

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The relative stable constant lgK of the complex is 8.05.In addition, H+ is given off during the coordination.

配合物的相对稳定常数lgK为8.05，配位过程中有H+释放。

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And the grain growth model called the LGK model in supercooled melt raised by Lipton and some others was used.

过冷熔体中晶粒的生长模型采用由Lipton等人提出的LGK模型。

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Operation and Repair of LGK Series Air Plasma Cutting Machine

LGK系列空气等离子切割机的使用与维修

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Combining LGK air plasma cutter with magnetic force pipe cutter and adding assistant means, groove making of stainless steel pipe or alloy steel pipe is improved. The processed grooves are trim for easy burnishing and assembling.

使用LGK空气等离子切割机和磁力管道切割机的组合加上一定的辅助手段，改善了不锈钢管及合金钢管的坡口加工效果，使加工出来的坡口像碳钢管一样平整，更加容易打磨组焊。

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Z values ( the slope of the plot of lgk ′ vs.lg1/ B) of α-amylase in hydrophobic interaction chromatography were measured by isocratic elution under different column temperatures.

测定了不同柱温下α－淀粉酶在疏水色谱法中的Z值（lgk′对作图的斜率）。

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