Something, such as a protective shield for a machine, that resembles this garment in appearance or function.
挡板；拖板箱一些在外表或功能上类似这种服装的东西，如机器上的保护屏蔽物。
Methods The design of this protective equipment of protection and principle of shield protection, and focused on the characteristics of X-ray machine.
方法根据防护最优化的原则和屏蔽防护的原理，针对X射线机的特点，设计防护装置；
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