By adding polycondensation side line, the single variety of the existing large capacity polyester plant was solved.
通过增加缩聚侧线解决现有大容量聚酯装置品种单一性。
Most coal selecting plant for power use have difficulties in simple tech. , single structure, wed capacity in market and negtive ability in meeting the requirements for environment protection.
动力煤选煤厂大多存在洗选工艺简单、产品结构不灵活、难以适应煤炭市场及环保要求的现状。
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