| 摘要 |
An arrangement for receiving and transferring liquid specimens has a plurality of receiving vessels each formed as a closed cell provided with two conduits including a first conduit open below and a second conduit open above into an interior of the cell, two pairs of connecting conduits, and a mechanical switching device which is bringable in three positions for each group of the cells so as to alternatingly tightly close the first and second conduits, connect the first and second conduits with the first pair of connecting conduits, and connect the first and second conduits with the second pair of connecting conduits.
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