磷酸铅

  • 网络lead phosphate
磷酸铅磷酸铅
  1. 标志ATPase活性反应的磷酸铅沉淀物主要分布在叶片栅栏细胞和海绵细胞的质膜和液泡膜上,ATPase在这两类细胞中的分布及活性无明显差异。

    The electron-dense lead phosphate deposits , an indication of ATPase activity , mainly distributed on the plasma membrane and tonoplast in the mesophyll cells of palisade and spongy tissue , in which there is no obvious differences of ATPase distribution and activities .

  2. 过氧化物硫化体系中,二盐基亚磷酸铅和硬脂酸铅并用的协同作用最强;

    The effect is strongest in the peroxide system when dibasic lead phosphate cooperates with zinc stearate .

  3. 结果表明,三盐基硫酸铅、二盐基亚磷酸铅、硬脂酸铅和柠檬酸对发泡剂AC都有较强的活化作用,属于加速型发泡助剂;

    The results showed that tribasic lead sulfate , dibasic lead phosphite , lead stearate and citric acid were the fast secondary blowing agents and had a stronger activating effect on blowing agent AC ;

  4. 采用磷酸铅沉淀的细胞化学方法,对番茄子叶细胞内三磷酸腺苷酶(ATPase)活性进行了超微结构的定位,并研究了番茄幼苗在遭受冷害过程中ATPase活性的变化。

    The ultrastructural localization of adenosine triphosphatase ( ATPase ) activity in cotyledon cells of tomato was carried out by use of the cytochemical method of lead phosphate precipitation , and the changes in ATPase activity during chilling stress of the tomato seedlings were studied .

  5. 铅基磷酸铅化学修饰电极的研究

    Research on Chemically Modified Electrode of Phosphate Based on Lead

  6. 土壤铅的化学结合形态由占较大比例的磷酸铅向茶多酚-铅结合形态转化。

    Chemical bound species of lead in soil had been transformed from the large proportion of lead phosphate to the combined species of TP-lead .

  7. 皮层薄壁细胞上的磷酸铅沉淀量最多也最为明显,且皮层薄壁细胞在制样过程中易发生变形。

    The number of phosphate precipitation on cortical parenchyma cells was most significantly , and the cortical parenchyma cell prone to deformation in the sample preparation .

  8. 磷酸对铅钙合金板栅性能的影响

    Effect of Phosphoric Acid on the Performance of Lead-Calcium Alloy Grid

  9. 硫酸/磷酸中铅基合金的电化学行为

    Electrochemical behaviors of the lead-based alloy in sulfuric acid / phosphorous acid

  10. 本文研究了磷酸中铅、铁的测定方法,并讨论了磷酸产生的背景干扰和背景吸收校正,获得满意的结果。

    In this paper a method for determination of Pb and Fe in phosphoric acid was studied , and the BKG absorption correction and BKG interferences produced from phosphoric acid were discussed . The results are satisfactory .

  11. 用磷酸根测定铅法大气中二氧化硫测定方法的研究

    On the Determination of Lead as Normal Phosphate A Study of the Methods Used for the Determination of Sulfur Dioxide in the Atmosphere

  12. 食品添加剂磷酸氢二铵中铅含量的测定

    Determination of Lead in Diammonium Hydrogen Phosphate