2023年全國碩士研究生考試考研英語一試題真題(含答案詳解+作文范文)_第1頁
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1、 外文原文 外文原文The traditional electron safe alarm system mainly is through thesensor automatic detection, produces the alarm, sends out the alarmfrom the scene or reports to the police through the

2、special electriccable near distance, thus causes people's vigilance. Through manyyears research and the development, the present alarm apparatus maysay is the class is multitudinous. As a result of the alarm apparatu

3、srapid development and the social each domain anxious need, can theapplication domain be more and more many, specially is rapidlydevelops in the civil domain. In recent years, the infrared alarmapparatus already became r

4、eports to the police a domain hot spot,because it used was not the obviously infrared acquisition, thereforehad the hiding to be good, characteristic and so on security. Theinfrared sensor is different according to the m

5、echanism may divideinto the light survey and the hot survey. The light acquisition sensor is uses the photon effect the infraredacquisition aid. This kind of sensor speed of response quick, thesensitivity high, the exami

6、nation characteristic is good, but needs tocool, uses not conveniently. Moreover the component examinationsensitivity and the infrared wave length concern. The hot acquisitionsensor is uses hotly releases the electricity

7、 effect the infraredacquisition aid. After receives the goal the infrared radiationtemperature increment, the temperature elevates causes the In the modern urban family, because of lot of people do not understand common

8、sense home security caused by fire, so that the happy family Goog leruined blink of an eye, and some lead to destruction, but the event of household fires, improper disposal, alarm delay is caused so that people should g

9、et to know more about the main causes of household fires, master to prevent the fire of knowledge and in case of fire to protect his or her own way, timely elimination of The United Kingdom each year more than 50000 fami

10、lies of serious fires, most of them fire casualties and significant loss of household assets, and some result in the neighbors, more heavy fire losses. Investigate the causes of fire in time, the vast majority of home fi

11、res happen parties said that the fire always feel that things are other people with their own far away, did not think this will happen even in the top of his head. Home fires are the main reason for negligent not to take

12、 timely preventive measures .In some of our large and medium-sized cities, almost every day family fires, fire prevention is so each family must always pay attention to. If your home based on the actual situation in adva

13、nce to take simple fire prevention measures, a number of tragedies are entirely avoidable.Automatic fire alarm system is in order to inform the early detection of fire, and take effective measures to control and fight fi

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