• Compared with the existing method, the method for preparing the sodium lignin sulfonate water reducer has no pollution to the environment, the processes are simple and convenient, and the cost is low.

    现有方法相比,本发明制备木质素磺酸水剂方法环境没有污染工序简便成本低廉

    youdao

  • Compared with the existing method, the method for preparing the sodium lignin sulfonate water reducer has no pollution to the environment, the processes are simple and convenient, and the cost is low.

    现有方法相比,本发明制备木质素磺酸水剂方法环境没有污染工序简便成本低廉

    youdao

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