结果表明：引力场度规与点质量引起的相似。
The results show that the metric is similar to that caused by a point mass.
等规度是聚丙烯生产中质量控制的重要指标之一。
Isotacticity is one of the important index for quality control of polypropylene production.
等规度是聚丙烯生产中质量控制的重要指标之一。
Isotacticity is one of the important index for quality control of polypropylene production.
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