The hydrogen diffusion behavior of AB5-based alloy at low temperature is studied by constant potential step technique.

用恒电位阶跃法研究了低温下ab5型储氢合金中的氢扩散行为。

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The Deposition mechanism of Lithium on aluminium electrode was studied by using linear sweep voltammetry and potential step method.

采用线性扫描伏安法和电位阶跃法，研究了锂离子在铝电极上的电极过程机理。

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Cyclic voltammetry, electrochemical impedance spectrometry and potential step were used to test the electrochemical performance of these ionic liquid electrolytes on porous carbon electrode.

并通过循环伏安、交流阻抗、电势阶跃等电化学方法，对它们在多孔碳电极中的电化学性能进行了研究。

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Dr John Moore-Gillan, of the British Thoracic Society, told BBC News Online the new test was a potential step forward.

BBC: More accurate TB test unveiled

And just yesterday, we announced the next step for potential new oil and gas exploration in the Atlantic.

WHITEHOUSE: President Obama Speaks on Repealing Subsidies for Oil Companies | The White House

But some abortion-rights activists view the potential move as a step toward trying to create a legal precedent for recognizing a fetus as a person.

CNN: Bush proposal would cover fetuses