pH指示剂吸收值比值法
pH indicator absorbance ratio method
均值融合法
equal numeric data fusing
等效低通法
Equivalent lowpass method
高盐低pH值法
high salt
low pH extraction medium with high salts precipita
High-salt low-pH method
普通低合金结构钢
general structure low-alloy steel
多终端融合通信
multi-terminal converged communication
企业融合通信系统
convergence communication system
三通道比值法
Three-channel ratio method
pH指示剂吸收度比值法
pH indicator absorptin ratio method
The absorbance ratio method of pH indicator
β衰变比值法
decay proportional method