electric bell

If air weren't admitted into the bell jar, the electric bell in the bell jar would not ring because of a lack of a medium.

如果我们不让空气进入铃罩，铃罩中的电铃一定会因缺少介质而不响了。

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Yes, there is an electric bell.

是的, 我床头有个电铃.

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Controlling room: it is made up of the optional push button, the sudden switch, the alarm bell push button and the electric lock, controlling up, down and stop of the lift car;

操纵厢：由层楼选择按钮、急停开关、警铃按钮、电气锁组成；控制轿厢的上行、下行和停止。

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She awoke to the ringing of an electric bell.

她在电铃声中醒来.

《简明英汉词典》

Bell Laboratories is created AT & T and Western Electric engineering department , which had been combined in 1907.

和西部电气工程师局成立贝尔实验室.这两个公司于1907年合并.

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He awoke to the ringing of the electric bell.

电铃响时,他醒了过来.

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She pressed the button of the electric bell.

她按动电铃钮.

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This paper introduces a bell type electric furnace with gas forced circulating for annealing or tempering.

本文介绍江西电炉厂设计制造的电加热强对流罩式退火炉.

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By using the receptive relaxation reflex of the stomach as a basis, artificial conditioned reflex has been established with the sound of an electric bell or a metronome as indifferent stimulus.

用食道扩张刺激为基础，以电铃声或节拍器声作为条件刺激，可形成胃容受性舒张的条件反射。

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He awoke to the ringing of electric bell.

他随着一阵电铃的“响声”醒来.

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He awoke to the ringing of an electric bell.

他随着一阵电铃的响声醒来.

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