串级-前馈控制
feedforward-cascade control
低阻抗接收机前级
low-impedance receiver front end
断层气前兆特征
characteristics of fault-gas pre - cursors
高分级前列腺上皮内瘤
high grade protatic intraepithelial neoplasm
高阻抗接收机前级
high-impedance receiver front end
级前压力损失
pressure loss before stage
接收机低阻抗前级
low impedance front end structures of
receiver
接收机高阻化前级
receiver
high impedance front and structures of