Akwai game da hanyoyin dozin don auna
Jiki. Wannan yawanci ana yin wannan tare da thermometer thercury. Amma yanzu kan siyarwa zaka iya nemo rati mai tsananin rataya, infrared, theralometic thermourters. Yi la'akari da nau'ikan kwanduna 4 na yau da kullun, muna kimanta fa'idarsu da
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Ma'aunin zafi da sanyio
Fa'idodi:
Ana auna zafin jiki ta hanyar yawancin mutane na mutane a hanya. Irin wannan zafin jiki shine gilashin gilashi tare da masarufi wanda ya ƙunshi Mercury. Wani lokacin ana kiran wannan ma'aunin zafi da sanyi, tunda Mercury na iya tashi zuwa ƙarshen ƙarshen dumama kuma baya faɗuwa ba tare da girgiza ba.
Rashin daidaituwa:
Ana ɗaukar ma'aunin zafi da sanyio da mafi haɗari saboda Mercury, duk da cewa yana nuna mafi kyawun sakamako. Amma idan ya karya, Mercury na iya haifar da matsaloli masu yawa. Biyu nau'i-nau'i suna da mummunan tasiri ga lafiyar ɗan adam.
Karanta kuma: Me yakamata iyaye su yi idan yaro yana da babban zazzabi?
Galistereermeter
Fa'idodi:
Kamar dai yana kama da ma'aunin zafi da sanyio mai sanyi, amma a zahiri babu Mercury. Madadin shi - cakuda wannan karafa na ruwa kamar India, Tin da Gallium (Galistan). Ba shi da lahani ga mutane. Parfin wannan ma'aunin zafi da sanyio ba zai cutar da lafiyar ɗan adam ba.
Rashin daidaituwa:
Akwai mummunan irin wannan ma'aunin zafi da sanyio - yana da matukar wahala a rushe zafin jiki don sake auna zafin jiki. Cakuda ƙarfe yana motsawa tare da bututun gilashi tare da babban wahala sabanin bambanci ga Mercury. Hakanan don irin wannan ma'aunin zafi da sanyio don nuna ingantaccen sakamako, kuna buƙatar m zuwa jiki. Idan wannan yanayin ba ya lura, zazzabi na iya zama ba daidai ba.
Yanayin sanyi na dijital
Fa'idodi
Bayyanar zamani. Irin wannan zafin rana shine bututun filastik tare da nuni, wiring translucent ta cikin gidaje. Nuna sakamakon a bayyane, ma'aunin zazzabi yawanci yana ɗaukar daga minti 3 zuwa 5. Lokacin da aka kammala ma'aunin zafin jiki, saututtukan sauti. Kimar ƙarshe na yawan zafin jiki a cikin na'urar an kiyaye shi.
Rashin daidaito
Lantarki da sirrin lantarki yana da manyan abubuwan lantarki guda biyu. Babban farashi da yiwuwar samun sakamako mara tushe wanda ya dace da jiki. Yara kananan yara suna da wahalar tsayawa a wuri, don haka galibi yana da ma'aunin zafi da yawa sakamakon da ba daidai ba.
Infraster m karfe
Fa'idodi
The Intraster Lemerometer ya dace da auna zafin jiki na jiki kuma don auna zafin jiki na yanayi. Irin wannan zafin jiki ya dace sosai don auna zafin jiki a cikin yaro, tunda bai da damuwa da shi, kuma wannan sake sake tabbatar da sauki da dacewa. Aunawa yana ɗaukar kofa biyu kawai seconds, kuma sakamakon nan da nan ya bayyana akan nuni. Ana ajiye bayanai a kan ma'aunin zazzabi.
Rashin daidaito
Babban hasara na irin wannan ma'aunin zafi shine babban farashi. Kuskuren a auna irin wannan na'urar yana da girma sosai. Don ƙarin sakamako cikakke, ya zama dole don gudanar da ma'aunai da yawa. Yana da mahimmanci a yi amfani da wannan na'urar a wasu sassan jikin, kamar goshi da goshi da kunnuwan nutse.
Wanne daga cikin na'urorin da aka gabatar ta na iya nuna ingantaccen sakamako?
Don gano ko mafi modcury mercury merurmorers sun wuce, an aiwatar da gwaji. A cikin dakin gwaje-gwaje, an sanya akwati na ruwa, mai hita na musamman da na'ura wanda ke da alhakin rarraba rarraba ruwa da kuma kula da yawan zafin jiki. Ya kasance 36.2 ° C.
Don gwajin, da yawa majin na ialine, an sayo tsoffin mercury. Dangane da sakamakon kwarewar, ana iya faɗi cewa Mercury da ƙimar-daidaitaccen Thermomita sun zama mafi daidai. Hakanan, karanta Thermometican wasan kwaikwayo na lantarki sun zama cikakke kuma suna kusa da ainihin darajar zafin jiki. Infrared thermometer bai sami cikakken jimawa ba.
A cikin yarda da wanda thermomita daraja yin zabi?
Anyi la'akari da ma'aunin zafi da sanyio na Mercury na Mercury da ya fi daidai kuma ga Universal na duk abubuwan thermometer na sama. Amma ba shi yiwuwa a rasa kulawa cewa lokacin da ake amfani da shi, babban taka tsantsan yana da mahimmanci. Dole ne a adana shi a cikin yanayin a wurin da babu shakka yara za su samu.
Idan ba zato ba tsammani akwai wani yanayi da aka karya ma'aunin zafi da sanyio, ya fi kyau neman taimako daga kwararru kuma ba a kula da su ba. Yana da mahimmanci kada a manta cewa Mercury ba ya jin ƙanshi, da naku ba za a lura ba. Karshe da sanyin sanyi na iya haifar da guba ga dukkan mazauna gidan.