所以，最初你们观察它时，它是与，不足的冷却剂有关。
So, initially as you looked at it it was associated with insufficient coolant.
阳极活化剂含量不足时阳极溶解不正常﹐主盐的含量下降较快﹐影响镀液的稳定。
The anode activator content is insufficient an anodic dissolution is not normal, Lord of the salt levels in the stability of solution, influence faster.
扩链剂的用量存在最佳值，用量不足时偶联反应不充分，用量过量时封端反应加剧。
There existed an optimal dosage of the chain extender, lack of which caused deficiency of chain extension and excess of which led to more blocking reaction.
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