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关注:1
2013-05-23 12:21
求翻译:The drilling fluid sulfonated asphalt powder produced by Puyang Zhongrun Polymer Co,. Ltd. is proved to meet examination requirements and is qualified after examination. And the product is permitted to be produced and sold.是什么意思?![]() ![]() The drilling fluid sulfonated asphalt powder produced by Puyang Zhongrun Polymer Co,. Ltd. is proved to meet examination requirements and is qualified after examination. And the product is permitted to be produced and sold.
问题补充: |
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