题目内容

剩余电流动作保护器主要用于()v以下的低压系统。

A. 220
B. 380
C. 660
D. 1000

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The theme of this passage is______.

A. the relationship with grandma and granddaughter
B. cooking delicious food
C. love
D. visiting grandma

国家标准分为强制性标准和推荐性标准,强制性标准代号为“GB/T”,推荐性标准代号为“GT”。()

The film______him of what he had seen in China.

A. remembers
B. recalls
C. suggests
D. reminds

爆破现场不能用明火照明。()

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