126kV双断口真空断路器
126 kV double-break vacuum circuit breaker
20kV户外柱上真空断路器
20 kV outdoor on-post vacuum circuit breaker
24kV户外高压交流真空断路器
24 kV outdoor high-voltage AC vacuum circuit breaker
B-A电离真空计
Bayard-Alpert ionization gauge (B-A gauge
B-A gauge
EnCor真空辅助旋切系统
Vacuum assisted biopsyt
EnCor vacuum-assisted breast biopsy system
GVM—1014真空直读光谱仪
GVM—1014 type vacuum direct—reading spectrometer