为开展放射治疗剂量核查提供新手段，研究GD-301型玻璃剂量计的辐射剂量学特性。

To study the dosimetric properties of GD-301 glass dosimeter to provide a new measure for dose auditing in radiotherapy.

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新的更为复杂的放射治疗技术要求辐射剂量计能够准确的测量三维剂量分布，提供高的空间分辨率。

New, complex radiotherapy delivery system techniques require dosimeters that are able to measure three-dimensional dose distributions accurately and with good spatial resolution.

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提高肺癌放射治疗的剂量计算精度和解决肺肿瘤运动问题是提高肺癌放疗效果的重要物理因素。

It is an important physical factor for improving radiothery effect to advance precision of calculating dose and solve motility of lung cancer in radiotherapy.

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