材料力学 Material Mechanics 材料市场调研 Survey of Material Market 材料性能测试技术 Techniques of Material Performance Measurement ..
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Online market survey is the outcome of combination of enterprise marketing and Internet technology, enriching its material resources and having unexampled advantages.
网上市场调研是企业营销与互联网技术相结合的产物，它大大丰富了市场调研的资料来源，具有无可比拟的优势。
The survey of water treatment agent at home and abroad and its raw material are introduced. The market of water treatment agent is also preestimated.
介绍了国内外水处理剂的概况和水处理剂的主要原料，并对水处理剂的市场进行了预测。
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