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：

magnesium    音标拼音: [mægn'iziəm]
n. 镁

镁

magnesium
n 1: a light silver-white ductile bivalent metallic element; in
pure form it burns with brilliant white flame; occurs
naturally only in combination (as in magnesite and dolomite
and carnallite and spinel and olivine) [synonym: {magnesium},
{Mg}, {atomic number 12}]

Magnesium \Mag*ne"si*um\, n. [NL. & F. See {Magnesia}.] (Chem.)
A light silver-white metallic element of atomic number 12,
malleable and ductile, quite permanent in dry air but
tarnishing in moist air. It burns, forming (the oxide)
magnesia, with the production of a blinding light (the
so-called magnesium light) which is used in signaling, in
pyrotechny, or in photography where a strong actinic
illuminant is required. Its compounds occur abundantly, as in
dolomite, talc, meerschaum, etc. Symbol Mg. Atomic weight,
24.305. Specific gravity, 1.75.
[1913 Webster]

{Magnesium sulphate}. (Chem.) Same as {Epsom salts}.
[1913 Webster]

magnesium
Symbol: Mg
Atomic number: 12
Atomic weight: 24.312
Silvery metallic element belonging to group 2 of the periodic table
(alkaline-earth metals). It is essential for living organisms, and is
used
in a number of light alloys. Chemically very reactive, it forms a
protective oxide coating when exposed to air and burns with an intense
white flame. It also reacts with sulphur, nitrogen and the halogens.
First
isolated by Bussy in 1828.

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:


  • Magnesium Supplements Review Top Picks - ConsumerLab. com
    Trying to find the best magnesium supplement? ConsumerLab tested popular forms and brands Find out which ones passed our review and tests, which failed, and which we selected as our Top Picks Learn which forms of magnesium are best absorbed, correct dosage, side effects, and who is most likely to need magnesium
  • ConsumerLab Selects Top Pick Magnesium Supplement - ConsumerLab. com
    ConsumerLab purchased and tested 15 popular magnesium supplements, including softgels, capsules, tablets, liquids, and gummies, to help identify the best magnesium supplements, and selected its Top Pick Magnesium supplement brands tested include Bluebonnet, BulkSupplements, Doctor’s Best, Garden of Life, GNC, Natural Vitality, NOW, Pure Encapsulations, and others
  • ConsumerLab. com Tests Reveal Best and Worst Magnesium Supplements
    Sales of magnesium supplements increased 16 7% in 2014, according to Nutrition Business Journal, reaching $680 million While magnesium deficiency is rare, supplements may be helpful for conditions such as constipation, heartburn, migraines and menstrual pain and is often touted for leg cramps
  • Drug Interactions with Magnesium Supplements - ConsumerLab. com
    Answer: Magnesium can decrease the absorption and effectiveness of numerous medications, including some common antibiotics such as tetracycline (Achromycin, Sumycin), demeclocycline (Declomycin), doxycycline (Vibramycin), minocycline (Minocin), ciprofloxacin (Cipro), levofloxacin (Levaquin), moxifloxacin (Avelox) and ofloxacin (Floxin) (NIH 2017; Cipro Prescribing Information 2016); certain
  • Reviews and Information for Magnesium - ConsumerLab. com
    A recent study found that magnesium supplementation improved fasting glucose levels in insulin insensitive, obese people While a similar effect has been seen in magnesium deficient people, the new study found benefit in people who had normal magnesium levels The research suggests that magnesium may help prevent the onset of type 2 diabetes in
  • How Much Magnesium Do I Need? - ConsumerLab. com
    Magnesium supplements can be dangerous in people with kidney disease and should only be used with physician supervision If you are not taking magnesium specifically for its laxative effect, there are forms which are less likely to cause diarrhea Also, be aware magnesium-containing supplements and laxatives can interact with certain medications
  • What are the side effects of magnesium supplements?
    The most common side effects of magnesium supplements are stomach upset, nausea, vomiting and diarrhea (as nearly all forms of magnesium have a laxative effect) Magnesium hydroxide (milk of magnesia) and magnesium citrate, for example, are commonly found in over-the-counter products to treat constipation
  • What is the benefit of magnesium orotate compared to other forms of . . .
    To get, for example, 200 mg of magnesium from magnesium orotate supplements you might spend 10 to 18 cents In contrast, you can get the same amount of magnesium for as little as 2 cents, as shown in ConsumerLab com's Magnesium Supplements Review Magnesium orotate might have a protective role in heart disease
  • Does Magnesium Cause Diarrhea? - ConsumerLab. com
    Taking too much magnesium from a supplement in amounts that exceed the Tolerable Upper Intake Level (the "UL") for magnesium can cause diarrhea Magnesium that occurs naturally in foods does not cause this Supplements should only be used to help you get to your requirement
  • Muscle cramp - Symptoms and causes - Mayo Clinic
    Too little potassium, calcium or magnesium in the diet can cause leg cramps Medicines often prescribed for high blood pressure can cause increased urination, which may drain the body of these minerals Risk factors Factors that might increase the risk of muscle cramps include: Age Older people lose muscle mass





中文字典-英文字典  2005-2009