在一定电场强度比下可以用五电极系统在一定范围内改变束电流或束能量。
At a certain electric field ratio, five electrode, systems could be used to change the ion beam current and the beam energy to a certain extent.
一定电场强度可使酶活力指数增加，活力指数的增加可能是由酶构象的改变引起。
Experimental results also indicated that the conformation of HRP can be changed by electric field strengths and the activity index of HRP increase with certain strength of electric field.
利用冰解冻的高压脉冲电场的试验基础，进一步以试验方式研究了在一定电场和脉冲频率下对冻豆腐和肉丁两种食品的解冻过程。
Based on initial study on ice thawing process, treated by the same test HPEF equipment, the experimental role of thawing process on two kinds of frozen food (bean curd and minced meat) were discussed.
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