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5#
楼主 |
发表于 2016-8-6 17:51:05
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在网上找的一些相关的句子,但似乎还是跟考试的句子的意思不太一样,看看能否启发一下大家。。。
Specimens known to be prescreened with rapid HIV tests prior to reaching the laboratory.
Blood donors are prescreened for HIV risk factors, so perhaps only 0.1% (0.001) of this population carries HIV antibodies.
The prevalence of positive hepatitis B, hepatitis C, and HIV serology in cornea donors prescreened by medical and social history in Ontario, Canada.
HIV testing, I-Enzyme immunoassay (EIA) tests are done to screen blood specimens for the presence of antibodies to HIV, the virus that causes AIDS. |
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