订货时请注明尺寸、操作压力、滤芯材质、过滤介质及过滤精度。
Please give indication of dimension, operating pressure. Filter element type, filter medium and pore size.
另外就是包装标记，标记是要注明尺寸、钢号、批号、厂家商标等。
The other is labeled packaging, labeling is to indicate size, grade, batch number, manufacturers such as trademarks.
注明：尺寸可以根据客户要求修改订做。
Specify: Size can be customized to customer requirements change.
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