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单词 silicic acid
释义

Definition of silicic acid in English:

silicic acid

noun
mass nounChemistry
  • A weakly acidic colloidal hydrated form of silica made by acidifying solutions of alkali metal silicates.

    Example sentencesExamples
    • If dandruff is a concern, look for ingredients such as silicic acid (raw aspirin) or willow bark extract and selenium, which help control itching and flaking.
    • The supply of iron, relative to that of the macronutrients nitrate, phosphate, and silicic acid, plays a critical role in allowing extensive diatom blooms to develop in coastal upwelling regimes.
    • Grasses readily absorb silica in the form of silicic acid from the soil, and most silica is accumulated in the aerial parts as amorphous hydrated silica.
    • The mineral waters vary considerably in temperature, mineralisation, radon, silicic acid and fluorine content, and are suitable for treatment of a wide range of diseases.
    • ‘Silicon, when reduced to the nanoscale (less than one thousand millionth of a metre) becomes biodegradable and dissolves into the body as silicic acid,’ he explained.
 
 

Definition of silicic acid in US English:

silicic acid

noun
Chemistry
  • A weakly acidic colloidal hydrated form of silica made by acidifying solutions of alkali metal silicates.

    Example sentencesExamples
    • ‘Silicon, when reduced to the nanoscale (less than one thousand millionth of a metre) becomes biodegradable and dissolves into the body as silicic acid,’ he explained.
    • The mineral waters vary considerably in temperature, mineralisation, radon, silicic acid and fluorine content, and are suitable for treatment of a wide range of diseases.
    • If dandruff is a concern, look for ingredients such as silicic acid (raw aspirin) or willow bark extract and selenium, which help control itching and flaking.
    • Grasses readily absorb silica in the form of silicic acid from the soil, and most silica is accumulated in the aerial parts as amorphous hydrated silica.
    • The supply of iron, relative to that of the macronutrients nitrate, phosphate, and silicic acid, plays a critical role in allowing extensive diatom blooms to develop in coastal upwelling regimes.
 
 
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更新时间:2024/12/23 23:46:18