VOPI型灌浆自动记录仪流量计的改进

VOPI型灌浆自动记录仪流量计的改进

宋相国, 戴汉平

Improvement to Flow Gauge in Type VOPI Grouting Autorecorder

SONG Xiang-Guo, DAI Han-Ping

长江科学院院报 . 1997, (3): 62 -63 .