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不是翻译的题库啦

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28.To tilt the gantry forward(+) or backward(-),press the respective buttons on the gantry panel.The tilt range is from -30 to +30 degrees .Zero(0) indicate that the gantry is in the vertical position.

答案：答案:要使机架向前或向后倾斜,要按下机架面板上相应的按钮。倾斜范围从-30到
+30度。零表示机架处于垂直位置。

不是翻译的题库啦

26.While it is not necessary that you shut down the system down daily ,you must do so at least once a week ,or as your site deems necessary.Do not shut down wall power during weekly shutdown.

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11.In the X-ray imaging device,detector and data acquisition unit of X-ray imaging device transform X-ray ,passing through human body,into electrical signal.

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51.Addresses the semantics of file services, file formats and infornation drectories ncessary for off-line communication.

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18.Automatic control of X-ray tube current is realized by adjusting primary voltage of X-ray tube filament transformer to obtain stable and high quality image.

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15.Preventive maintenance is a necessary to ensure the safety and performance of the system.

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35.Radio frequency coils produce the excitation of the static magnetic filed and also pick up the emitted signal on decay.

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31.Magnetic fields can be produced either by electromagnets or by permanent magnets .

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50.DICOM is implemented in almost every radiology,cardiology imaging and radiotherapy device X-ray,CT,MRI, ultrasound, ete.and increasingly in devices in other medical domains such as ophthalmology and dentistry.

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25.However, for a scanner that dose not have 24/7 cooling , gantry power must be turned off (using the On/Off switch on the control panel ) when cooling is not available.

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13.The flat panel detects the X-rays that have passed through the patient’body, converts them into electrical signals using X-ray scintillation effects, and sends the signals (digital image signals )to the digital radiography system.

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不是翻译的题库啦

28.To tilt the gantry forward(+) or backward(-),press the respective buttons on the gantry panel.The tilt range is from -30 to +30 degrees .Zero(0) indicate that the gantry is in the vertical position.

答案：答案:要使机架向前或向后倾斜,要按下机架面板上相应的按钮。倾斜范围从-30到
+30度。零表示机架处于垂直位置。

相关题目

26.While it is not necessary that you shut down the system down daily ,you must do so at least once a week ,or as your site deems necessary.Do not shut down wall power during weekly shutdown.

点击查看答案

11.In the X-ray imaging device,detector and data acquisition unit of X-ray imaging device transform X-ray ,passing through human body,into electrical signal.

点击查看答案

51.Addresses the semantics of file services, file formats and infornation drectories ncessary for off-line communication.

点击查看答案

18.Automatic control of X-ray tube current is realized by adjusting primary voltage of X-ray tube filament transformer to obtain stable and high quality image.

点击查看答案

15.Preventive maintenance is a necessary to ensure the safety and performance of the system.

点击查看答案

35.Radio frequency coils produce the excitation of the static magnetic filed and also pick up the emitted signal on decay.

点击查看答案

31.Magnetic fields can be produced either by electromagnets or by permanent magnets .

点击查看答案

25.However, for a scanner that dose not have 24/7 cooling , gantry power must be turned off (using the On/Off switch on the control panel ) when cooling is not available.

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