夸克和胶子只有在宇宙能量环境足够低时才能凝聚成较大的微粒。
Quarks and gluons were only able to condense into larger particles when universal energy conditions were low enough.
成胶时间随浓度的升高而缩短，凝胶强度随浓度的升高而增大。
The gelation time shortened and the strength of the gel strengthened as the concentration increased.
结果表明不同的成胶条件对产物的物性有较大影响。
It is shown that the precipitation conditions have great influences on product properties.
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