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发展了精确测量二维固体魔角旋转条件下碳氢偶极谱的方法 ,用以分析固体高分子分子运动 ,并给出了全同立构聚丙烯的实验谱
The method of accurate measurement of hydrocarbon dipole spectroscopy under the rotation of two-dimensional solid magic angle was developed to analyze the molecular motion of solid polymer. The experimental spectrum of isotactic polypropylene