英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：

norium    
混合稀土金属

混合稀土金属


请选择你想看的字典辞典：
单词字典翻译
norium查看　norium　在百度字典中的解释百度英翻中〔查看〕
norium查看　norium　在Google字典中的解释Google英翻中〔查看〕
norium查看　norium　在Yahoo字典中的解释Yahoo英翻中〔查看〕

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • CT scan - Mayo Clinic
    Radiation exposure During a CT scan, you're briefly exposed to a type of energy called ionizing radiation The amount of radiation is greater than the amount from a plain X-ray because the CT scan gathers more-detailed information The low doses of radiation used in CT scans have not been shown to cause long-term harm
  • PSMA PET scan for prostate cancer - Mayo Clinic
    The CT scan also exposes you to radiation The amount of radiation is considered safe Your healthcare team carefully weighs the risks of radiation from the combined PET-CT scan against the benefits of getting an accurate diagnosis The exact amount of radiation depends on your situation Generally, the radiation you're exposed to during a
  • Positron emission tomography scan - Mayo Clinic
    PET plus CT Combining a PET scan with an MRI or CT scan can help make the images easier to interpret At left is a CT scan, while the center image is a PET scan The image on the right is a combined PET-CT scan The bright spot in the chest, seen best on the PET and PET-CT scans, is lung cancer
  • Lung cancer screening - Mayo Clinic
    The amount of radiation you're exposed to during an LDCT is much less than that of a standard CT scan It's equal to about half the radiation you're exposed to naturally from the environment in a year Undergoing follow-up tests If your scan shows a suspicious spot in one of your lungs, you may need to undergo additional scans, which expose
  • SPECT scan - Mayo Clinic
    A SPECT scan is a type of imaging test that uses a radioactive substance and a special camera to create 3D pictures This test is also known as single-photon emission computerized tomography While many imaging tests show what the internal organs look like, a SPECT scan can show how well the organs are working
  • Coronary calcium scan - Mayo Clinic
    Before a coronary calcium scan begins, sticky patches with sensors on them go on your chest and sometimes your arms or legs Wires connect the patches to a machine that shows your heartbeat The scan is done using a computerized tomography (CT) scanner You lie on your back on a movable table The table slides into a large machine shaped like a
  • Radiation sickness - Symptoms and causes - Mayo Clinic
    The amount of radiation absorbed by the body, called the absorbed dose, determines how bad the illness will be Radiation sickness also is called acute radiation syndrome or radiation poisoning Radiation sickness is not caused by common medical imaging tests that use low-dose radiation, such as X-rays, CT scans and nuclear medicine scans
  • Radiation therapy for breast cancer - Mayo Clinic
    Radiation to the entire breast One of the most common types of radiation therapy after a lumpectomy is external beam radiation of the whole breast (whole-breast irradiation) Radiation to part of the breast Radiation therapy to part of the breast (partial-breast irradiation) may be an option for some early-stage breast cancers
  • Bone scan - Mayo Clinic
    A bone scan procedure includes both an injection and the actual scan The injection Tiny amounts of radioactive substances, called radioactive tracers, are injected into a vein in the hand or arm The amount of time between the injection and scan varies, depending on the reason for the scan Some images might be taken immediately after the
  • CT coronary angiogram - Mayo Clinic
    A CT coronary angiogram exposes you to radiation The amount varies depending on the type of machine used If you're pregnant or you may be pregnant, you ideally should not have a CT angiogram There's a risk that the radiation may harm an unborn child But some people with serious health conditions may need CT imaging during pregnancy





中文字典-英文字典  2005-2009