DR成像的核心是 The core of digital radiography imaging
A、胶片 Film
B、计算机 Computer
C、平板探测器 Flat panel detector
D、影像板 Imaing Plate
A、胶片 Film
B、计算机 Computer
C、平板探测器 Flat panel detector
D、影像板 Imaing Plate
A、对
B、对
C、对
D、错
A、Percy Bysshe Shelley
B、John Keats
C、William Blake
D、Samuel Coleridge
- _________
A:Who's there?
B:Who's speaking?
C:Who are you?
D:Who wants to speak to Mark?
A、电子源 Electronic source
B、高压电场 High voltage electric field
C、电子的骤然减速 Sudden deceleration of electrons
D、阳极散热 Deat dissipation of the anode
A、增加器官或组织的自然密度 Increase the natural density of tissues or organs
B、增加器官组织的自然对比度 Increase the natural contrast of tissues and organs
C、降低器官组织的自然密度 Decrease the natural density of tissues or organs
D、增加器官组织的人工对比度 Decrease the natural contrast of tissues and organs
A、提高乳房各组织结构的对比度 Improve the contrast of various parts of the breast
B、可以发现临床医生触摸不到的早期乳腺癌 Can find early breast cancer that clinicians cannot reach
C、辐射剂量低 Low radiation dose
D、摄影时间短 Short photography time
A、加法 Addition
B、减法 Subtraction
C、乘法 Multiplication
D、除法 division
A、加法 Addition
B、减法 Subtraction
C、乘法 Multiplication
D、除法 Devision
A、增加 Increase
B、减少 decrease
C、不变 unchange
D、视造影剂的浓度而定 Depending on the concentration of the contrast agent
A、提高乳房各组织结构的对比度 Improve the contrast of various parts of the breast
B、可以发现临床医生触摸不到的早期乳腺癌 Can find early breast cancer that clinicians cannot reach
C、辐射剂量低 Low radiation dose
D、摄影时间短 Short photography time
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