Sampling methods used in operation should not negatively impact cleanliness level in the zone.
动态取样应当避免对洁净区造成不良影响。
At first, hardware circuit of the system has been designed, including minimum system of DSP, sampling pretreatment, dead zone formation, constant amplitude control and display circuit.
本文首先设计了系统的硬件电路，包括DSP的最小系统电路、采样预处理电路、输出信号死区形成电路、恒幅控制电路和显示电路。
The FIA zone sampling flow system is adopted.
该装置采用流动注射分析区域采样流路系统。
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