Packing mark include : product type, mass, product batch, checker number, net weight, total weight.

包装外标识内容包括：型号、数量、生产批号、检验工号、毛重及净重。

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Shaft seal skeleton oil seal, mechanical seal, packing three type, indicate the order.

轴封有骨架油封、机械密封、填料密封三种型式，订货注明。

youdao

Shaft seal skeleton oil seal, mechanical seal, packing three type, indicate the order.

轴封有骨架油封、机械密封、填料密封三种型式，订货注明。

youdao