electriciann.电工;电气技师
electrician rs hammer电工锤
electrician rs chisel电工凿
electricians rs level电工水准仪
electrician rs solder电工用焊料
electricians' scissors悬浮床
electrician's teaching泥浆输送管
electrician test panel电工试验板
electricians rs solder电工焊锡
electrician's scissors悬浊液进样
electrician speciality电工专业