Determination of Chemical oxygen demand of Industrial Waste water

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  • Опубликовано: 23 май 2020
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Комментарии • 4

  • @kamallovelykhan5442
    @kamallovelykhan5442 2 года назад +3

    Calculate karke batao , Formula ke sath tab jane ki sahi kiye ho ,jab result hi nhi aaya hai tumhara to kya jane ki tum sahi kar rahe ho ya galt

  • @kamallovelykhan5442
    @kamallovelykhan5442 2 года назад +2

    Calculate karke batao Formula likh ke

  • @kunaltiwari7632
    @kunaltiwari7632 Год назад

    Ap Bina silvar salfet ke kaise tristation kaise kar diye hame bhi batao