potassium

• There have been few reported cases of excess or toxicity from potassium applications .
  施钾过量或施钾毒害的情况过去报道的不多。
• The lengths of the probes used in horizontal hole in potassium mines were up to 200m .
  钾盐矿井水平巷道使用的探头长度达到200米。
• The first sign of potassium deficiency is a white speckling or freckling of the leaf blades .
  缺钾的最初病症是叶片呈现白色斑痕或斑点。
• Potassium manuring may be less critical in continuous grass farming than in ley farming .
  在多年生牧草地施用钾肥的迫切性比短期草地要小些。
• Accumulation of excessive exchangeable potassium is from the use of mixed fertilizers or manure .
  由于施用混合肥料或厩肥使交换性钾过渡累积。
• This modest amount of sodium bicarbonate prevents the potassium depletion and demineralization of bone .
  这点碳酸氢钠量即可防止缺钾和骨质脱钙。
• Calcium is also necessary to prevent leakage of potassium during the aging of beet slices .
  甜菜薄片衰老时期，钙对于防止钾离子丧失，也极其必要。
• Examples are sodium carbonate and potassium acid phthalate which are used to standardize acid and base solutions .
  例如碳酸钠和邻苯二酸氢钾，分别用来标定酸和碱溶液。
• Sodium, potassium and chloride, along with phosphates and bicarbonates, function to maintain homeostasis .
  钠、钾和氯与磷酸盐、碳酸氢盐在一起，起着维持体内稳衡的作用。
• If one sodium ion is ejected from the cell in exchange for one external potassium ion, the pump is electroneutral .
  如果从细胞内驱出一个钠离子由外部换回一个钾离子，则此泵是电中性的。