The restrict range of gantry Angle enlarged with larger field size and smaller treatment depth.
机架角布野受限范围随射野面积的增大而增大,随治疗深度的减小而增大。
Objective: to compare the value of reverse gantry Angle ct scan technique to which of cr technique in examining vertebra arc crack.
目的:比较反角度CT扫描技术与CR技术对椎弓崩裂的检查诊断价值。
Conclusions: To get more correct measurement results we should perform especially absolute dose measurements under the gantry Angle of effective plan.
结论为了得到更加真实的测量结果,建议所有测量,尤其是绝对剂量测量都在计划实际机架角度下进行。
The paper introduce structure of right-angle milling head that is used in TH42 type gantry machining center and it discuss working theory of...
文章介绍了一个在TH42龙门式加工中心上配合使用的直角铣头的结构,讨论了铣头的自动转位及自动装卸的动作原理。
The paper introduce structure of right-angle milling head that is used in TH42 type gantry machining center and it discuss working theory of...
文章介绍了一个在TH42龙门式加工中心上配合使用的直角铣头的结构,讨论了铣头的自动转位及自动装卸的动作原理。
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