按此工艺制得的黑色钼酸盐转化膜表面光滑，光泽性好，与基体结合牢固。
The black molybdate conversion film obtained with the above technics has smooth and glossy surface and good adhesion to the substrate.
所制得的水溶芯具有强度高、表面光洁、水溶性好、性能稳定、成本低等优点。
The obtained water soluble cores had high strength, good glassy surface, high water solubility, good stability and low cost.
实验结果表明，在磷酸酯淀粉中加入质量分数10%的刚性填料所制得的水溶性芯模材料，具有强度高、表面光洁、水溶性好等特点。
The results showed that the content of filling was better to be 10% and the water soluble core-mould material had high strength, good glassy surface, good water-solubility, and so on.
实验结果表明，在磷酸酯淀粉中加入质量分数10%的刚性填料所制得的水溶性芯模材料，具有强度高、表面光洁、水溶性好等特点。
The results showed that the content of filling was better to be 10% and the water soluble core-mould material had high strength, good glassy surface, good water-solubility, and so on.
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