• A raw rubber for millable polyether polyurethane elastomer was prepared.

    研制了一种新型的聚醚型聚氨酯生胶。

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  • The main types are cast polyurethane elastomer, millable polyurethane elastomer and thermoplastic polyurethane elastomer.

    主要的类型有浇注型聚氨酯弹性体、混炼型聚氨酯弹性体和热塑性聚氨酯弹性体。

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  • Path coefficient analysis indicated that the positive direct effect of millable stalks on cane yield was bigger than those of plant height and stalk diameter.

    通径系数分析结果,有效茎数对蔗茎产量的直接正效应大于株高和茎径;

    youdao

  • Path coefficient analysis indicated that the positive direct effect of millable stalks on cane yield was bigger than those of plant height and stalk diameter.

    通径系数分析结果,有效茎数对蔗茎产量的直接正效应大于株高和茎径;

    youdao

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