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1·The test showed also that ferric ion, lower temperature and w…

铁离子、低温及水会导致环上的氯化；

2·In addition, various ferric ion stabilizers were evaluated and suitable ferric ion stabilizer was selected.

还评价了各种铁离子稳定剂，选出合适的铁离子稳定剂。

3·The system has feature of high emulsion breaking, high control of ferric ion, low surface tension and so on.

体系具有破乳率高、控制铁离子能力强和表面张力低等特点。

4·A new method for determining the concentration of ferric ion with capacity analysis has studied in the paper.

本文通过比较分析，提出了一种新的测定铁离子浓度的容量分析方法。

5·Diffusion of anolyte containing ferric ion into the cathode compartment is avoided by maintaining a small hydrostatic head of the mixed solution in the diaphragm-bag.

通过维持隔膜袋里混合溶液小的静压头，避免含有三价铁离子的阳极液扩散进入阴极室。

6·The minimum magnetic field intensity needed to induce significant effect on cathodic limiting diffusion current density decreased with increasing ferric ion concentration.

引起极限扩散电流密度明显增加的临界磁场强度随三价铁离子浓度增加而减小。

7·The method used in the past for evaluating ferric ion stabilizer for acidization is not only complicated but also hard to operate, thus being unfavorable for objective evaluation.

以往的酸化铁离子稳定剂评价方法既冗长复杂又不易操作，不利于铁离子稳定剂的客观评价。

8·Formation damage caused by secondary precipitation of ferric ion is a potential problem in acidizing and excessive iron level would bring a series of chain reaction and vicious cycle.

在酸化作业中，铁离子的二次沉淀所造成的地层伤害是一个潜在问题，铁含量过高会出现一系列连锁反应和恶性循环。

9·The theory of removing ferric ion using chemical reaction method was introduced, and the equipment based on the above theory for removing ferric ion in plating auxiliary was developed.

介绍了一种助镀剂中采用化学反应法去除铁离子的原理，并根据该原理研制了一台助镀剂除铁设备。

10·The D2EHPA-TOA organic phase was used as the solvent-extraction system for the concentration of zinc and the separation of ferric ion from the biochemical lixivium of low-grade zinc sulfide.

选用D2EHPA—TOA体系作为低品位硫化锌矿生物浸出液中锌的富集和铁的去除的溶剂萃取体系。