这主要是个反复实验的问题。
反复实验是知识的源泉。
近来罗森·布拉姆博士和同事反复地在停车场外进行实验。
Dr Rosenblum and his colleagues recently repeated the experiment outside in a car park.
在材料的选择上，经过实验反复进行比较。
On the choice of material, we compared some sorts of material through experiment.
经过反复尝试，他们的实验终于成功了。
Their experiment finally succeeded after they had tried it repeatedly.
目的提高反复自然流产(RSA)免疫病因实验诊断水平。
Objective: To improve the test diagnostic level of recurrent spontaneous abortion (RSA) for immune cause.
目的提高反复自然流产(RSA)免疫病因实验诊断水平。
Objective: To improve the test diagnostic level of recurrent spontaneous abortion (RSA) for immune cause.
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