You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
Given a sentence in Chinese, provide an equivalent paraphrased translation in Spanish that retains the same meaning both through the translation and the paraphrase.

1975年的NBA赛季 -  76赛季是全美篮球协会的第30个赛季。
Solution: La temporada 1975 - 76 de la Asociación Nacional de Baloncesto fue la temporada 30 de la NBA.
Why? This is a correct and accurate translation from Chinese to Spanish because the translated paraphrase retains the main message that between the years 1975-1976, the 30th NBA season occurred.

New input: 容器玻璃具有较高含量的氧化镁和氧化钠作为平板玻璃和较低含量的二氧化硅，氧化钙和氧化铝。
Solution:
El vidrio del recipiente tiene un mayor contenido de óxido de magnesio y óxido de sodio que el vidrio plano y un menor contenido de sílice, óxido de calcio y óxido de aluminio.