Video: Dab tsi yog kev siv tus pas txhuam hniav hauv chav kuaj apparatus?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
A iav stirring qws, iav pas nrig, nplawm qws los yog do pas nrig yog ib qho khoom siv hauv chav kuaj siv los sib tov tshuaj. Lawv feem ntau yog ua los ntawm cov khoom iav , hais txog lub thickness thiab me ntsis ntev dua ib tug haus straw, nrog rounded xaus.
Nyob rau hauv tas li ntawd, dab tsi yog qhov kev siv ntawm stirring qws?
Ntev, nyias nplawm rods yog ib qho tseem ceeb ntawm cov cuab yeej kuaj siv los sib tov tshuaj thiab kua rau cov hom phiaj tshuaj tiv thaiv. Stirring rods yog tsim los ntawm iav , nrog steel cores, los yog nyob rau hauv cov khoom yas, thiab lawv yog chemically resistant, inert, thiab non-abrasive.
Tsis tas li ntawd, cov cuab yeej kuaj thiab lawv siv yog dab tsi? 20 cov cuab yeej kuaj pom: lawv siv thiab npe
- Ib 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.
- Triple beam balance. Lub tshuab kuaj kab mob dab tsi yog siv los ntsuas qhov hnyav?
- Volumetric khob.
- Ib lub raj.
- Ib tug bunsen burner.
- Ib tug voltmeter.
- Beakers.
- Lub iav magnifying.
Raws li txoj cai, kev siv cov aspirator hauv chav kuaj apparatus yog dab tsi?
QHIA SIV LABORATORY Khoom siv. Ib aspirator tseem hu ua eductor-jet twj tso kua mis, los yog lim twj tso kua mis. T nws yog ib qho khoom siv uas muaj peev xwm tsim lub tshuab nqus tsev los ntawm kev siv cov nyhuv venturi. Hauv anaspirator muaj cov kua dej (xws li kua lossis gaseous) uas ntws los ntawm txoj hlab nqaim.
Dab tsi yog lub raj ntsuas siv rau hauv kev tshawb fawb?
Cov hlab ntsha yog dav siv los ntawm chemists los tuav cov tshuaj, tshwj xeeb tshaj yog rau cov kev sim zoo thiab kev soj ntsuam. Lawv lub puab kheej kheej hauv qab thiab ntsug sab txo qhov poob loj thaum nchuav, ua kom yooj yim ntxuav tawm, thiab tso cai rau kev saib xyuas cov ntsiab lus yooj yim.
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