英语翻译
heliarc welding; helium arc welding
拓展翻译
氦
helium
helium
He; helion; helium
氦管
helium tube
氦光电离检测器
helium photoionization detector
氦化汞
mercury helide
氦化物
helide
氦冷冻机
helium refrigerator
氦离子
ionized helium
氦氖激光器
He-Ne laser
氦氖里射
he-ne laser
氦质谱探漏仪
helium leak detection mass spectrometer
革浪氏弧菌
Vibrio granii
汞弧
mercury arc
汞弧灯
mercury-arc lamp
汞弧管
mercury tube; pool-cathode tube
汞弧换频器
mercury-arc converter
汞弧整流器
mercury-arc rectifier
过滤性弧菌
Vibrio percolans
焊弧
welding arc
焊弧电压
welding arc voltage
根部未焊透
incomplete root penetration