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本文叙述一种自制的测定致癌物质亚硝胺含量的仪器。实践证明,此仪器灵敏、稳定、可靠。文章着重对仪器的电路部分做了简要介绍。
This article describes a home-made instrument for the determination of carcinogenic nitrosamines. Practice has proved that this instrument is sensitive, stable and reliable. The article focuses on the circuit part of the instrument made a brief introduction.