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：


请选择你想看的字典辞典：
单词字典翻译
973466查看　973466　在百度字典中的解释百度英翻中〔查看〕
973466查看　973466　在Google字典中的解释Google英翻中〔查看〕
973466查看　973466　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:


  • Overview of Testing for SARS-CoV-2 | COVID-19 | CDC
    Positive viral test results indicate current infection and the person with COVID-19 should take steps to prevent spreading COVID-19 to others Negative viral test results mean the test did not detect the virus, but this doesn't rule out that the person could have an infection These results represent a snapshot of the time around specimen
  • Testing for COVID-19 | COVID-19 | CDC - Centers for Disease Control and . . .
    A single NAAT test can be used to confirm an antigen test result *Self-tests, or at-home tests, are antigen tests that can be taken anywhere without having to go to a specific testing site Read self-test package inserts thoroughly and follow the instructions closely when performing the test When you get tested
  • Clinical Testing and Diagnosis for Tuberculosis
    It is the only kind of TB skin test solution that is FDA-approved for this test method After 48–72 hours, the skin test reaction must be examined by a trained health care worker The health care worker measures any swelling where the tuberculin was injected to determine if the reaction to the test is positive or negative
  • Laboratory Testing for Epstein-Barr Virus (EBV)
    Monospot test The Monospot test is not recommended for general use The antibodies detected by Monospot can be caused by conditions other than infectious mononucleosis Moreover, studies have shown that the Monospot produces both false positive and false negative results
  • Screening for Cervical Cancer | Cervical Cancer | CDC
    The HPV test and the Pap test can help prevent cervical cancer or find it early The HPV test looks for the virus (human papillomavirus) that can cause cell changes on the cervix The Pap test (or Pap smear) looks for precancers, cell changes on the cervix that might become cervical cancer if they are not treated appropriately
  • Testing and Diagnosis for Lyme disease | Lyme Disease | CDC
    Because the immune system continues to make the antibodies for months or years after an infection is gone, your blood test will remain positive after the bacteria are no longer present Unfortunately, these antibodies don’t reliably prevent re-infection should you be bitten by another infected tick About tickborne co-infections
  • Clinical Testing Guidance for Tuberculosis: Tuberculin Skin Test
    If the TB skin test is used for baseline testing of U S health care personnel, use two-step testing Two-step testing If the first TB skin test result is negative, a second TB skin test should be done 1 to 3 weeks later If the second TB skin test result is positive, it is probably a boosted reaction
  • Clinical Guidance for Group A Streptococcal Pharyngitis
    A rapid antigen detection test (RADT) Throat culture RADTs have high specificity for group A strep bacteria but varying sensitivities when compared to throat culture Throat culture is the gold standard diagnostic test Positive RADT or culture Healthcare providers can use a positive RADT or throat culture as confirmation of group A strep
  • Fit Testing | Personal Protective Equipment | CDC
    The test is a pass fail test that determines whether you can detect a test agent, such as through taste, smell, or an involuntary cough The OSHA-accepted fit test protocols provide complete instructions for conducting qualitative fit tests with the accepted test agents NIOSH does not endorse or recommend the use of the irritant smoke fit test
  • Getting Tested for HIV | HIV | CDC - Centers for Disease Control and . . .
    A self-test can be used at home or in a private location With an HIV self-test, you can get your test results within 20 minutes You should always interpret HIV self-test results according to the manufacturer's instructions If the HIV self-test is invalid, then the test did not work





中文字典-英文字典  2005-2009