Open circuit voltage decay (OCVD) is attractive in the measurement of the minority carrier lifetime in the devices due to its straight, easy operation and good repeatability.

开路电压衰减法(OCVD)具有直接、简单、重复性好等特点，可准确测量器件的少数载流子寿命。

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This product is open circuit ability, safe and reliable, the long life, but frequent operation, compact structure, small volume, light weight, basic don't need maintenance, etc.

本产品具有开断能力大、安全可靠、电寿命长、可频繁操作、结构紧凑、体积小、重量轻、基本不需要维修等优点。

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A simple method for calculating maximum open-circuit potential was presented when power system was in the non-full phases and swings operation.

提出了计算电力系统非全相振荡时最大断口电势的简便方法。

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