路昌LUTRON YK-22DO盐度计,联系电话/微信:13316895879 何经理
DISSOLVED OXYGEN METER Model : YK-22DO * 0 to 20.0 mg/L, 0 to 50.0 oC, oC/oF. * Automatic temperature compensation. * RS232, Hold, Record (Max., Min.) * Probe head with diaphragm se
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