Measuring at least a geometrical parameter of the preform may comprise determining the profile of at least a portion of the softened region e. g. an image of the neck region profile.
预制棒至少一个几何参数的测量，包括确定软化区域至少一部分的轮廓，如颈部区域轮廓的图像。
Three-dimensional conformal radiotherapy is a mostly-used external radiotherapy for some tumors, e. g. prostate carcinoma, head and neck cancer, breast cancer and lung cancer ect.
三维适形放疗是治疗肿瘤的一种主要的外照射治疗方式，如：前列腺癌、头颈部癌、乳腺癌和肺癌等。
Some proportionate measurements, which are difficult to measure directly from the body, i. e. , back neck width , and therefore based on averages.
有些尺寸比例，难以从身体上直接测量，如后领宽，因而要根据平均尺寸而定。
Some proportionate measurements, which are difficult to measure directly from the body, i. e. , back neck width , and therefore based on averages.
有些尺寸比例，难以从身体上直接测量，如后领宽，因而要根据平均尺寸而定。
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