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【单选题】
吸人性窒息的急救措施主要是( )
A.
清除口及咽喉部堵塞物
B.
将舌牵出口外
C.
使患者头偏一侧或采取俯卧位
D.
吊起下坠的上颌骨块
E.
立即行气管切开,通过气管导管吸出堵塞物
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【简答题】什么是电流继电器、电压继电器和中间继电器?中间继电器的作用是什么?
【简答题】完形填空。 Lisa has always been overweight. She wanted to lose weight, not just because she wanted to 1 more beautiful and he healthier, but also because it would make life easier. For example, it was 2 fo...
【单选题】Why did the girl want to make money?
A.
She wanted to buy a new bike.
B.
She wanted to go traveling.
C.
She wanted to have a dog.
【简答题】时间继电器的作用是(),中间继电器的作用是中转和放大,信号继电器的作用是(),在继电保护装置中,它们都采用电磁式结构。
【简答题】时间继电器的作用是(),中间继电器的作用是中转和放大,信号继电器的作用是动作指示,在继电保护装置中,它们都采用电磁式结构。
【单选题】She gave her money away because__________.
A.
she wanted to help the university
B.
she wanted others to have the chance to become nurses
C.
she wanted others to have the opportunity to escape a hard life
D.
she want to be remembered after her death
【单选题】- You were _____ about Jane. She really wanted to help you. - Sorry, I thought she wanted to laugh at me as usual. [     ]
A.
mistaken
B.
thankful
C.
wrong
D.
straightforward
【简答题】简述电流继电器、电压继电器和中间继电器的作用?
【简答题】是下列哪个汽车品牌的标志____。
【简答题】时间继电器的作用是(),中间继电器的作用是中转和放大,信号继电器的作用是动作指示,在继电保护装置中,它们都采用()式结构。
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