二是花粉成熟前期，淀粉粒积累发生障碍。
The other showed the farina accumulation existing obstacle in the prophase of pollen maturation.
果实发育前期葡萄糖、果糖等还原糖是主要糖，成熟果实中以蔗糖为主。
Glucose and fructose are the main sugars in the previous period of fruit development, and sucrose is the main sugar in mature fruits.
在前期设计阶段考虑互连延迟问题已是当前研究的重要课题。建立以互连为中心的综合方法是当前的一个棘手问题，尚未有成熟的方法。
Considering interconnect delay in early design stages is a hot spot and how to establish an interconnect-centered synthesis method is a hard task, yet without mature approaches.
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