英 [pəˈtæsiəm] 美 [pəˈtæsiəm]
n. [化学] 钾
potassium /pəˈtæsɪəm/
不可数名词 Potassium is a soft silvery-white chemical element that occurs mainly in compounds. These compounds are used in making such things as glass, soap, and fertilizers. 钾
a light soft silver-white metallic element of the alkali metal group; oxidizes rapidly in air and reacts violently with water; is abundant in nature in combined forms occurring in sea water and in carnallite and kainite and sylvite
同义词： K / atomic number 19
钾-引用次数：1802
It was increasing crop yield 63.9%. by driping potassium .
滴灌施钾肥比畦灌施钾增产幅度高达63.9％。
钾-引用次数：862
Potassium channels play an important role in T cell activation.
T细胞表面钾离子通道与T细胞的活化有着极为重要的关系。
钾
钾长石
钾
花岗岩
钾
钾
钾
溴化物(BROMIDE)有治疗舒缓及消毒的作用,有松弛神经的作用。钾(POTASSIUM)是平衡水份的重要因子之一,并能协助细胞再生,增强新陈代谢作用。
...膜电极 钾离子 席夫碱 [gap=731],ION SELECTIVE ELECTRODE,POLYVINYL CHLORIDE,SECONDARY AMINE,MEMBRANE ELECTRODES,POTASSIUM ION,SCHIFF BASE ...
-0 中文名称：碘化钾 英文名称：Potassium iodi 供应麦芽糊精 摘要: 程度控制水解转化，提纯，干燥而成。其原料是含淀粉质的玉米，大米等。也可以是精制淀 供应乙基麦芽酚 摘要: 4 性 状：本品为白色
[化学]钾
Watermelon contains vitamins and also potassium.
西瓜含有维生素也有钾。
These chemicals modulate the effect of potassium.
这些化合物可以调节钾的功效。
The potassium content of foodstuffs is very variable.
食品中钾的含量是多变的。
It can also interact with other medications, especially certain types of cardiovascular medications such as ACE inhibitors,receptor blockers and potassium-sparing diuretics."
VOA : special.2011.03.30
So either a potassium cyanide or sodium cyanide, these are used in synthesis in terms of making carbon-carbon bonds.
因此无论是氰化钾还是氰化钠，都被用来在合成过程中,制造碳碳键。
化学原理课程节选 : 麻省理工公开课
if we're actually thinking about electron configuration and we look at lithium, sodium and potassium, these all have one valence electron.
让我们来想一想,锂，钠，钾的电子排布，它们都只有一个价电子。
化学原理课程节选 : 麻省理工公开课
The World Health Organization is warning the public not to use potassium iodide unless health officials advise them to.
VOA : special.2011.03.30
Chemically,elements like potassium and aluminum are added and taken away.
VOA : special.2009.09.14
They're typically made of a metallic weave that can include carbon, lead and potassium.
After asking Youk if he's asleep, Kevorkian then injects potassium chloride to stop Youk's heart.
Typically they are made of a metallic weave that can include carbon, lead and potassium.