insulator隔离子

1、Insulator

Insulator

2、木耳为（）隔担子，银耳为（）隔担子，蘑菇为（）隔担子。

木耳为（）隔担子，银耳为（）隔担子，蘑菇为（）隔担子。

3、Insulation light is located on.（） of m

Insulation light is located on.（） of main switchboard.AParalleling panelBLoad panelCEmergency generator control paneDMain generator control pane

4、Electric insulation is made of organic

Electric insulation is made of organic substances and so gradually （） with age.AdeterioratesBincreasesCare fouledDbecomes better

5、The need for insulation cleaning may b

The need for insulation cleaning may be determined by （）Avisual inspection for dirt accumulationBhigh megger readingsClow operating temperatureDthe time period since the last cleaning

6、常用隔膜式计量泵为传动隔膜式。（）

常用隔膜式计量泵为传动隔膜式。（）A正确B错误