I blocked out an hour every day to study and it has been an amazing experience so far.
我每天都拨出一个小时来学习,一直到现在。这是一段让人吃惊的经历。
When the PET chips for bottle being produced, melting pipe is always blocked and usage life of melting filter is too short. So the recipe of PET chips for bottle has been improved.
为解决瓶用聚酯切片生产过程中常出现的熔体管道堵塞、过滤器使用周期短的问题,对原瓶片生产工艺配方进行了修改。
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