彩票APP
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·先进的斩波器设计；
·改善电源系统；
·提高信号噪声比和稳定性；
·模块化设计，允许安装在采样点附近；
·带大气压【力补偿，提高测量精度；
·具有先进的诊断能力；
·内置标准的采样流量测量；
