Koj yuav suav li cas feem pua tsis lees paub?
Koj yuav suav li cas feem pua tsis lees paub?

Video: Koj yuav suav li cas feem pua tsis lees paub?

Video: Koj yuav suav li cas feem pua tsis lees paub?
Video: 2/23/22. Poj Nplog Yug Tau Me Nyuam Txawv Heev/Meskas Muab Russia Kaw Ib Puas Tsav Yam/Hmong News. 2024, Kaum ib hlis
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Yog li, piv txwv li, yog tias koj cov kais dej nyeem 280 thiab koj cov dej ROproduct nyeem 15, koj txiav txim siab feem pua tsis kam lees ntawm RO chav tsev los ntawm rho tawm 15 ntawm 280 kom tau 265, faib 265by 280 kom tau 0.946, ces muab 100 kom tau 94.6% kev tsis lees paub.

Raws li txoj cai, koj ua li cas suav tus nqi tsis lees paub?

Tsis zoo Tus nqi thiab Defects Ib lab Tus qauv rau qhov tsis xws luag tus nqi yog tus nqi ntawm cov khoom puas tau pom muab faib los ntawm tus naj npawb ntawm cov ntsuas ntsuas. Piv txwv li, yog tias 10 tawm ntawm 200 qhov kev sim ntsuas tsis raug, qhov tsis xws luag tus nqi yog 10 muab faib los ntawm 200, lossis 5 feem pua. Tsis zoo tus nqi feem ntau hais nyob rau hauv cov nqe lus ntawm defects permillion.

Ib tug kuj yuav nug, dab tsi yog tus nqi xa khoom tsis lees paub? Hauv kev tsim khoom , cov tsis lees paub tus nqi yog feem pua ntawm cov txheej txheem uas yog tsis lees paub , rau lub sijhawm teem sijhawm lossis ntau daim. Lub ntsiab lus ntawm kev lag luam no yog ib qho stub.

Hais txog qhov no, RO tsis lees paub tus nqi yog dab tsi?

RO daim nyias nyias yog siv los tshem tawm cov yaj ions hauv cov txheej txheem uas tsis cia siab rau qhov sib txawv ntawm qhov pores rau kev pom. Cov ntaub ntawv niaj hnub tau luam tawm tus nqi tsis kam lees nce mus txog 99.8 feem pua, txhais tau tias 0.2 feem pua ntawm cov khoom noj khoom haus yuav dhau los ntawm RO txheej txheej.

Dab tsi yog qhov lees paub qhov tsis raug?

PPM (Ib feem ntawm ib lab) yog kev ntsuas siv los ntawm ntau tus neeg siv khoom los ntsuas qhov ua tau zoo. Lus Txhais: Ib PPM txhais tau tias ( qhov tsis xws luag los yog kev tshwm sim) nyob rau hauv ib lab los yog 1/1, 000, 000. Nyob rau yav tas los tus neeg muab khoom zoo yuav muaj tus nqi tsis raug tsawg dua 1%, (10,000 PPM).

Pom zoo: