X光照出清楚的胸透照片。
重点介绍轮廓照明、投光照明、内透照明和智能照明。
Outline lighting, projection lighting, internal penetrance lighting and intelligent lighting were introduced.
曲面工件,凸面对着射线源作单壁透照时,定位标记应在。
When radiographing the curved components whose convex side is toward the source and viewing single wall, location markers shall be used.
使用这种方法,一般只需两到四次透照就能完成封头焊缝的探伤。
It takes only two to four irradiations to inspect a sealing head weld by using the technology.
介绍复合包敷层厚壁固体药柱的X射线检验透照工艺的设计和检测结果的评价。
The evaluation on the X - ray inspection technology and test results for the composite coaling thick - wall solid charge is described in the paper.
测量原理如下:一个传送和接收红光和红外光的探针放置并透照搏动的微动脉床。
The principle of measurement is as follows: a probe, which features a transmitter and receiver of red and infrared light, is positioned to transilluminate a pulsatile arteriolar bed.
用普通便携式X射线机,采用特殊的透照技术,对换热管与管板角焊缝进行射线检测。
Radiographic examination was performed with portable X-ray fault detector appling the special radiographic technique for fillet weld of heat exchange tube-tubeplate.
小径管射线透照一般都要求椭圆透照,由于透照截面厚度变化大,透照情况比较特殊。
The irradiating method of small caliber cube radial needs elliptical irradiating, because the irradiating section's thickness has big change, irradiating situation is especial.
通过分析射线成像检测的数理模型,提出等效能谱透照成像方法,对探测器灵敏度进行校正。
The image method of equivalent energetic-spectrum is put forward, and applied in correcting the detector sensitivity by analyzing the mathematical model of X-ray radiography.
讨论了在实际透照条件与该公式要求条件不同时的修正方法,使该公式具有了普遍的适用性。
The correction method for the conditions of practical application different from the requirement of formula has been given, so that the formula can be used under all conditions.
结果:透照见胃溃疡病灶透光度差,病灶周围血管像呈血管增粗紊乱,部分血管僵硬或断裂,提示恶变。
Results: Pathological changes in malignant focus of stomach ulcer show low transparency and the disorder and rigidness of the veins. Some blood vessels are broken.
射线检测是一种平面投影方式,喷嘴室的射线探伤受这一限制条件的影响,缺陷在不同透照方向上存在的位置与缺陷的尺寸大小导致了对需检测区域缺陷的判定存在一定的偏差;
Radiographic examination is a flat way. The deviation of flaw judgment will be occurred for the flaws position and size will be different according to the direction of radiographic examination.
射线检测是一种平面投影方式,喷嘴室的射线探伤受这一限制条件的影响,缺陷在不同透照方向上存在的位置与缺陷的尺寸大小导致了对需检测区域缺陷的判定存在一定的偏差;
Radiographic examination is a flat way. The deviation of flaw judgment will be occurred for the flaws position and size will be different according to the direction of radiographic examination.
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