英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字,中文词皆可:



安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Biochemical oxygen demand - Wikipedia
    Biochemical oxygen demand (also known as BOD or biological oxygen demand) is an analytical parameter representing the amount of dissolved oxygen (DO) consumed by aerobic bacteria growing on the organic material present in a water sample at a specific temperature over a specific time period
  • What Is BOD in Wastewater and Why Does It Matter?
    BOD, or biochemical oxygen demand, is a measurement of how much dissolved oxygen microorganisms need to break down organic matter in water
  • What Is the BOD Test and How Does It Work? - ScienceInsights
    The BOD test measures oxygen demand in water to assess pollution levels Learn how it works, what the results mean, and where it falls short
  • What Is BOD In Wastewater And How To Test? | Atlas Scientific
    Biochemical biological oxygen demand, more commonly shortened to “BOD” is the term that represents the amount of oxygen consumed by bacteria and other microorganisms during the decomposition of organic matter when the condition is aerobic and at a specific temperature over time
  • What is Biological Oxygen Demand (BOD)? - Wastewater Digest
    Higher BOD indicates more oxygen is required, signifying lower water quality Low BOD means less oxygen is being removed from water, so the water is usually more pure
  • Biochemical Oxygen Demand (BOD) and Water - USGS. gov
    Biochemical oxygen demand (BOD) represents the amount of oxygen consumed by bacteria and other microorganisms while they decompose organic matter under aerobic (oxygen is present) conditions at a specified temperature When you look at water in a lake the one thing you don't see is oxygen
  • Biochemical oxygen demand (BOD) | Britannica
    biochemical oxygen demand (BOD), the amount of dissolved oxygen used by microorganisms in the biological process of metabolizing organic matter in water
  • What Is Biological Oxygen Demand (BOD)? - bioprocessh2o. com
    Biological Oxygen Demand (BOD) is the amount of dissolved oxygen needed by microorganisms to break down organic matter in a water sample In simpler terms, it's a way to measure how much "work" bacteria must do to clean up pollution in water
  • Biochemical Oxygen Demand - an overview - ScienceDirect
    BOD, also called biological oxygen demand, is the amount of dissolved oxygen needed (i e , demanded) by aerobic biological organisms to break down organic material present in a given water sample at certain temperature over a specific time period
  • BOD Test: Calculation, Principle, Procedure, Measurement Methods
    What is BOD and Why is it Important? BOD, or Biochemical Oxygen Demand, is a measure of how much oxygen is required by microorganisms to break down organic matter in a water sample over a certain period In simple terms, it tells us how polluted the water is with biodegradable waste





中文字典-英文字典  2005-2009