在其最大瞬时速度的时刻由间歇釜改成连续釜操作，在此条件下釜的生产效率最高，催化剂消耗相对最少。
In which time, the operation can be changed from batch autoclave to continuous one, under this condition the productive efficiency is the highest, the consumption of catalyst the lowest relatively.
在其最大瞬时速度的时刻由间歇釜改成连续釜操作，在此条件下釜的生产效率最高，催化剂消耗相对最少。
In which time, the operation can be changed from batch autoclave to continuous one, under this condition the productive efficiency is the highest, the consumption of catalyst the lowest relatively.
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