浸水时间不当均可使两种器件的湿滞回差变大，因此合理控制浸水时间是必要的。
Therefore, it is important to carefully control time when they are soaked in water.
差那么多！但是不巧的是我非得在星期六回来不可。
That's quite a difference. But unfortunately, I have to come back on Saturday.
差那么多！但是不巧的是我非得在星期六回来不可。
That's quite a difference. But unfortunately, I have to come back on Saturday.
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