The economical model of pipeline insulation is divided into single layer structure and double layer structure types.

保温管道的经济模型分为单层结构和双层结构两种。

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The utility model has the advantages of effective filtering and washing combination, double-layer sieve filter, simple structure and high filtering quality.

本装置过滤与冲洗有效结合、双层筛滤、结构简单、过滤质量高、适用范围广。

youdao

The utility model has the advantages of effective filtering and washing combination, double-layer sieve filter, simple structure and high filtering quality.

本装置过滤与冲洗有效结合、双层筛滤、结构简单、过滤质量高、适用范围广。

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