trace amounts造句

• Certain other elements are needed in trace amounts for cell metabolism .
  细胞的新陈代谢还需某些其它的微量元素。
• Even foods that are eaten freshly, we now know, can contain chemicals in trace amounts that could, in large amounts, be dangerous .
  我们现在知道，连我们吃的新鲜食品也含有微量的化学药剂，含量一大，就可能有危险。
• Measurement of trace amount phosphorus in potable water
  饮用水中痕量磷的检测
• Edgar : there were trace amounts found in the animals ' blood
  在动物的尸体里发现痕量
• Determination of the trace amount of cadmium in edible oil
  食用油中痕量镉含量的测定
• Recent progress of the determination of trace amounts of cadmium
  痕量镉测定方法的最新进展
• Kinetic fluorimetric determination of trace amounts of bromide
  催化荧光法分析痕量溴的研究
• Oscillopolarographic determination of trace amounts of cadmium in tin metal
  极谱法测定锡锭中痕量镉
• Collection method of trace amount of blood
  微量血液采取方法
• Gf - aas determination of trace amounts of cadmium in waste water
  石墨炉原子吸收光谱法测定废水中痕量镉
• Spectrophotometric determination of trace amounts of zinc by catalytic kinetics
  2催化光度法测定痕量锌
• Gas chromatography for determining trace amount fluorine in the urine
  尿液中微量氟的顶空气相色谱测定法
• We should ' ve found trace amounts
  我们应该发现药物的痕迹
• Gf - aas determination of trace amounts of lead in phosphate ores
  石墨炉原子吸收光谱法测定磷矿石中微量铅
• Single - scanning - polarographic determination of trace amounts of iodate
  单扫描示波极谱测定豆类中的痕量钼
• Standard test method for trace amounts of peroxides in organic solvents
  有机溶剂中过氧化物痕量的试验方法
• Catalytic - kinetic photometric determination of trace amounts of nitrite
  催化动力学光度法测定痕量亚硝酸根
• Catalytic fluorophotometric determination of trace amounts of nitrite ion
  催化荧光光度法测定痕量亚硝酸根
• Oscillopolarographic determination of trace amounts of lead in preserved eggs
  示波极谱法测定皮蛋中微量铅
• Gfaas determination of trace amounts of chromium in magnesium chloride
  石墨炉原子吸收光谱法测定氯化镁中铬