Ntau tshaj 20 lub chaw kuaj mob uas lawv siv

Cov npe ntawm cov cuab yeej siv hauv chav kuaj thiab siv

Dab tsi yog ib lub tshuab kuaj kab mob ntau yam Koj tau nug koj tus kheej, "Lub ntsiab lus ntawm 'laboratory apparatus' yog dab tsi". Nws tuaj yeem yog ib qho khoom siv tsim los siv hauv chav ua haujlwm los ua cov kev xeem thiab ua cov kev tshawb fawb hauv cov haujlwm uas cuam tshuam. Qee daim ntawm cov khoom siv kuaj pom muaj kev nyab xeeb siv, thaum lwm tus xav tau kev saib xyuas tshwj xeeb thiab kev nyab xeeb.

Cov cuab yeej siv hauv chav sim yog cov khoom siv hauv txhua qhov chaw, hauv physics thiab chemistry, hauv cov chaw kuaj mob thiab cov tsev kawm ntawv. Txhua daim muaj nws lub npe tshwj xeeb thiab txhais tau tias siv rau hauv ib txoj kev.

Ntau tshaj 20 lub tshuab kuaj kab mob: lawv cov kev siv thiab npe Cov cuab yeej kuaj mob dab tsi yog siv rau cua sov? Qhov twg yog siv los ntsuas qhov hnyav?

Dab tsi yog lwm hom kev coj ua uas tsim los rau qhov no lossis cov khoom ntawd? Cov lus teb yog hauv qab no.

Table of Contents

1. Lub tshuab tsom

Biologists, cov neeg ua haujlwm kho mob, thiab cov tub ntxhais kawm nyiam siv lub tshuab tsom iav hauv lawv cov haujlwm. Cov khoom siv no feem ntau muaj nyob hauv yuav luag txhua qhov chaw kuaj. Nws yog siv los nthuav txhua yam uas me me rau peb lub qhov muag rau 1000 npaug ntawm nws qhov loj me. Nws tseem tuaj yeem pom cov ntsiab lus me ntsis ntawm ib yam khoom, txawm tias cov hlwb tsis pom ntawm cov nroj tsuag thiab tawv nqaij.

2. Sib npaug

Lub tshuab kuaj kab mob dab tsi yog siv los ntsuas qhov hnyav? Nws yog qhov sib npaug. Siv los ntsuas qhov hnyav.

3. Volumetric flasks

Nws yog ib hom kev kuaj sim khoom siv hauv chemistry. Thaum twg koj yuav tsum ntsuas cov kua dej tshwj xeeb (thiab qhov ntim tseem ceeb heev), koj yuav tsum xaiv lub khob ntim tshwj xeeb uas yog tsim los tuav tus nqi nkaus xwb thiab tsis muaj ntxiv. Cov khob iav no tuaj yeem muaj qhov sib txawv, piv txwv li, 200-millilitre flagon, 500-millilitre khob, thiab lwm yam.

Lab-glassware-boro-3.3-iav-volumetric-flask

4. Test tube

Cov no yog cov iav raj nto moo tsim los tuav cov kua thiab tshuaj lom neeg. Feem ntau ntawm cov raj no ntev txog li 15 centimeters. Lawv tsis muaj qhov cim. Tab sis lawv yog pob tshab thiab ua kom yooj yim saib seb koj tau nchuav rau hauv txhua qhov, thauj cov kua, thiab qee zaum txawm tias ntsuas tshuaj.

WB-9120-Lab-glassware-borosilicate-iav-test-tube-nrog-cork

5. Ib tug bunsen burner

Lub tshuab kuaj kab mob dab tsi yog siv rau cua sov? Bunsen burners yog cov khoom siv ntau tshaj plaws uas ua haujlwm ntau yam. Nws tsis tsuas yog ua kom sov ntau yam tshuaj los tsim cov tshuaj tiv thaiv tshwj xeeb, tab sis kuj ua haujlwm ua kom tsis muaj menyuam.

Bunsen Kev Kub Hlawv

6. Ib lub voltmeter

Cov tub ntxhais kawm nyiam qhov ntsuas hluav taws xob no. Voltmeters yog siv nyob rau hauv hluav taws xob circuits. Nrog lawv cov kev pab, nws muaj peev xwm ntsuas qhov voltage ntawm 2 ntsiab lus. Nws pab hauv kev sim kev tshawb fawb, hauv tsev kawm ntawv thiab hauv tsev.

7. Beakers

Thaum koj yuav tsum ntsuas cov kua los ua ib qho kev sim lossis tshuaj tiv thaiv, koj tuaj yeem siv cov ntim tshwj xeeb hu ua beakers. Lawv yog cov dav thiab loj dua li cov hlab ntsha uas niaj zaus kuaj, thiab lawv muaj lub tiaj tiaj. Siv los tuav, sib tov, thiab cov kua dej kub. Cov kev xaiv muaj xws li iav beakers thiab yas beakers.

Lab-glassware-1000ml-Laboratory-Glass-Measuring-Beaker-nrog-Spout-Borosilicate-Transparent-with-Plastic-Handle

8. Lub iav tsom iav

Microscopes feem ntau tuaj yeem hloov nrog lub iav tsom iav. Xws li cov cuab yeej kuaj tau nrov hauv ntau lub tsev. Lub iav siv tau rau kev nyeem cov lus qhia sau rau hauv cov ntawv me me, saib cov khoom me me, thiab lwm yam.

Lub iav magnifying

9. Ib tug dropper

Thaum koj saib lub dropper, koj nkag siab tias txhua qhov poob tseem ceeb. Cov cuab yeej tshwj xeeb no pab ntxiv cov kua lossis lwm yam kev daws teeb meem poob qis, tsis muaj chaw rau kev ua yuam kev.

dropping pipette ncaj taub nrog latex roj hmab txiv mis

10. Pipette

Cov iav me me no nrog cov roj hmab kawg yog siv hauv cov tshuaj thiab cov chaw sim. Nws ntsuas cov khoom ua kua thiab tso cai rau ib tus neeg hloov cov kua los ntawm lub raj mis nrog lub caj dab me me rau hauv lub thawv tshiab. Siv los kos cov kua rau hauv cov yeeb nkab.

Pipettes, - Kawm tiav, -Class-A

11. Ntsuas cua sov

Cov cuab yeej siv hauv chav kuaj no yog paub zoo hauv txhua tsev neeg. Txawm li cas los xij, cov ntsuas kub uas siv rau kev sim thiab kev sim tsis yog cov khoom zoo li hauv tsev txawm tias lawv kuj siv los ntsuas qhov kub thiab txias.

Digital Temperature Humidity Meter 5

12. Cov pas nrig

Cov kua dej feem ntau sib xyaw hauv chemistry, tab sis koj tsis tuaj yeem do lawv nrog koj tus ntiv tes. Tshwj xeeb nplawm rods tuaj yeem pab nrog sib tov ntau cov kua lossis cua sov rau hauv chav kawm lossis chav ua haujlwm.

Qws, -Stirring, - iav, -Double-Ended

13. Caij nplooj ntoos hlav nplai

Nws yog lwm lub tshuab kuaj mob siv los ntsuas qhov loj ntawm cov khoom. Tsis zoo li beam balances, lub caij nplooj ntoos hlav nplai tsis ntsuas cov khoom tiv thaiv lwm qhov loj. Hloov chaw, nws ntsuas qhov kev ncua deb thaum cov khoom tau hloov pauv vim nws qhov hnyav.

Caij nplooj ntoos hlav nplai

14. Lub iav tsom iav

Cov khoom siv hauv chav kuaj no yog siv rau kev kuaj tshuaj thiab hauv cov koom haum kho mob. Lub iav saib yog ib lub voj voog lossis lub voj voog uas tuaj yeem tuav cov qauv ntawm cov khoom xav tau rau kev kuaj, ntsuas, cua sov, thiab lwm yam.

Saib-iav-Chemistry-Saib-iav-lab

15. Ib tug hlau gauze

Ua los ntawm cov hlau nyias thiab zoo li lub mesh, cov khoom siv no yog tsim los pab cov iav iav uas tsis tuaj yeem raug cua sov ncaj qha los ntawm lub qhov cub lossis nplaim taws. Nws tiv thaiv cov iav raj los ntawm kev poob siab los ntawm qhov hluav taws kub thiab tawg ua tej daim.

16. Lub koob yees duab

Tib neeg tsis tuaj yeem nqa cov ntaub qhwv ntsej muag hauv lawv txhais tes. Yog li, lawv xav tau ib qho khoom siv ntxiv uas tuaj yeem ua txoj haujlwm no. Lub tripod yog ib qho sawv ntsug nrog peb txhais ceg uas tuaj yeem txhawb nqa cov cua sov hlau gauze thaum sim.

Ib tripod

17. Txhuam rau cov hlab ntsha

Txhua lub raj kuaj yuav tsum tau muab ntxuav tom qab tuav cov tshuaj thiab tshuaj. Cov hlab no nyias yog li siv ib daim ntaub tsis tu ncua. Test tube txhuam yog cov khoom siv hauv chav kuaj ntxiv uas daws teeb meem tu.

17. Txhuam rau cov hlab ntsha

18. Tuav

Beaker Tongs
Siv los khaws cov beakers.

Beaker Tongs
Crucible Tongs
Siv los tuav crucibles.

Crucible Tongs
Tongs tuaj yeem pab rub lub raj lossis cov khoom siv thiab ua qhov kev sim. Ntau cov khoom siv tam sim no tuaj yeem tuav tau beakers.

19. Lab funnels

Cov no yog cov funnels tshwj xeeb uas tuaj yeem ua haujlwm nrog cov tshuaj thiab xyuas kom koj tsis muaj dab tsi nchuav thaum nchuav cov tshuaj rau hauv lub raj tshuaj lossis lwm lub thawv, cais cov kua dej, lim cov ntaub ntawv, thiab lwm yam.

WB-6101-Lab-glassware-borosilicate-3.3-iav-pear-shape-separatory-funnel

20. Ib burette

Cov cuab yeej siv hauv chav kuaj no kuj muaj tseeb heev thaum nws ntxiv cov kua rau hauv qhov kev sim. Cov cuab yeej los nrog lub stopcock uas tuaj yeem hloov kho raws li koj txoj haujlwm. Nws pab txo qis cov kua dej uas tso tawm ib zaug thiab kom paub tseeb tias qhov kev sim yuav tsis poob vim qhov tsis raug ntxiv ntawm cov ntsiab lus.

Burettes,-iav-Key,-class-A

21. Crucible

Siv los tuav cov tshuaj thaum lub sij hawm cua sov kom kub heev.

Crucible

22. Evaporating tais

Siv los ua kom sov cov kua rau evaporation.

Evaporating-Dish

23. Forceps

Siv los khaws lossis tuav cov khoom me me.

Tub Rog Ncuav

24. Ntxuav lub raj mis

Siv los yaug cov khob iav thiab ntxiv cov dej me me.

25. Kawm tiav lub tog raj kheej

Siv los ntsuas qhov tseeb ntim ntawm cov kua.

WB-2105-Lab-glassware-graduatedglassmeasuring-cylinder

26. Cug thiab pestle

Siv los txhuam thiab zom cov khoom.

Mortar-thiab-Pestle,-iav

Txhua chav kuaj yuav tsum muaj ntau tshaj 20 daim ntawm cov khoom siv. Peb tau tham txog cov cuab yeej siv ntau tshaj plaws, tab sis peb tsis tau hais txog qhov tseem ceeb tshaj plaws uas yuav tsum ua kom koj muaj kev nyab xeeb thaum muaj kev sim siab.

Ua ntej, koj yuav tsum rov nyeem cov txheej txheem kev nyab xeeb ua ntej ua haujlwm.

Qhov thib ob, koj yuav tsum hnav kom raug kom tsis txhob raug mob los ntawm kev sib tsoo thiab nchuav. Yuav tsum hnav lub tsho tiv no ntxiv los yog daim ntaub npog, cov khau kaw, hnab looj tes latex, thiab tsom iav tshwj xeeb uas tiv thaiv koj ob lub qhov muag.

Thib peb, khaws tag nrho cov lus qhia hauv siab thiab nco ntsoov 20 lub tshuab kuaj kab mob thiab lawv siv. Muaj kev nyab xeeb thaum nrhiav kev paub tshiab.

3 xav txog "Ntau tshaj 20 lub tshuab kuaj kab mob uas lawv siv"

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