A .50HZ
B .100HZ
C .50kHZ
D .35kHZ
[单选题]超声波清洗机连续清洗时间不应超过A.5minB.6 minC.7 minD.8 minE.10 min
[单选题,B1型题] 超声波清洗机连续清洗时间不应超过()。A .5minB .6minC .7minD . D.8minE .10min
[B单选题]超声波清洗机连续清洗时间不应超过A.5minB.6minC.7minD.8minE.10min
[单选题]超声波清洗机连续清洗时间不应超过( )。A.5minB.6minC.7minD.8minE.10min
[单选题]超声波清洗机连续清洗时间不应超过( )。A.5minB.6minC.7minD.8minE.10min
[单选题]超声波清洗机连续清洗时间不应超过( )。A.5minB.6minC.7minD.8minE.10min
[单选题]超声波清洗机额定功率是()。A .1.2KW/台B .1.3KW/台C .1.4KW/台D .1.5KW/台
[单选题]使用超声波清洗机清洗器材时,最佳的水温是()。A . 20℃-25℃B . 30℃-35℃C . 40℃-45℃D . 50℃-55℃
[单选题]超声波清洗机额定功率和额定电流为()。A .600W2A±0.2AB .1200W4A±0.4AC .1500W5A±0.5AD .1800W6A±0.5A
[单选题,A4型题,A3/A4型题] 超声波清洗机操作使用中应注意。连续清洗一般不应超过()。A . 10minB . 8minC . 6minD . 5minE . 2min