Their principle and construction for a portable low constant temperature trough are introduced and their testing data are given in this paper.
介绍了一种便携式低温恒温槽的工作原理及组成结构，并给出了试验数据。
Their principle and construction for a portable low constant temperature trough are introduced and their testing data are given in this paper.
介绍了一种便携式低温恒温槽的工作原理及组成结构，并给出了试验数据。
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