The invention relates to a radiation-shielded door, especially for use in an X-ray testing device.

本发明涉及一种特别是在X射线检查设备中的射线防护门。

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X-ray testing method was chose to detect logs inner defects. Log images were obtained according to the intensity differences of the ray through logs.

本文采用X射线方法作为检测手段，根据射线透过木材后强度的差异，得到原木图像。

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In the experiment, the X-ray testing system takes pictures of the jet formatting and stretching. According to the pictures, we can calculate the jet tip average velocity.

实验工作用X光拍摄射流形成过程和射流运动姿态，通过X光片测出射流头部平均速度；

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The body was reconstructed and returned to its original sarcophagus in 1926, only being removed for X-ray testing three times in subsequent years.

BBC: The king is thought to have been 19 years old when he died