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Kab noj tshuaj tsoo yog qhov khoom siv rau hauv lub tsev kho mob thiab rau hauv tsev tsim khoom uas siv los xam cov dej tshuaj tsoo uas muaj nyob rau hauv cov khoom. Cov dej tshuaj tsoo yog cov dej uas kawg tau los ntawm kev nqha cov khoom kom tag. Cov dej tshuaj tsoo nyob rau hauv cov khoom yog qhov tshuaj xyuas txog qhov zoo ntawm cov khoom. Piv txwv li, rau hauv cov khoom siv los tsim lub tsev, yog tias muaj dej tshuaj tsoo ntau heev, ces yuav ua rau lub tsev tsis zoo. Yog li ntawd, cov thawj tsev tsim khoom siv kab noj tshuaj tsoo los daws paub tias cov khoom uas lawv tsim yog zoo. ZONWON yog qhov thawj tsev tsim khoom Tshuab Kuab uas neeg siv tau nyob rau hauv kev daws paub txog qhov zoo ntawm cov khoom uas cov thawj tsev tsim khoom siv. Cov kab noj tshuaj tsoo no kuj siv tau rau kev tsim khoom tshiab thiab kuj siv tau rau kev tsim khoom ntau yam khoom, uas ua rau lawv siv tau rau ntau yam tsev tsim khoom.
0. Cov pipette thiab cov kauj ruam tshuaj tshuaj rau kev siv hauv qhov chaw sib xyaw—Cov kev txwv muaj peev xwm
Cov pipette thiab cov khaub ncawb tso cua rau hauv tsev kho mob yog cov khoom siv tseem ceeb rau ntau yam tsev kho mob. Lawv pab cov neeg siv kho mob thiab cov neeg ua lej kom txhawj xyuas cov dej nrog qhov zoo tshaj plaws. Thaum koj xaiv cov khoom no rau hauv qhov loj, nws yog qhov tseem ceeb kom paub tias dab tsi yog qhov uas pab ua rau cov khoom no zoo. Kuv cov...
Saib ntxiv
