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1·Secondly, the flesh of fresh Litchi is filled and elastic when you squeeze it.

第二，新鲜的荔枝捏起来果肉饱满而且有弹性。

2·The aromatic components of fresh litchi and dried litchi was studied by SPME and GC-MS in this paper.

利用固相微萃取(SPME)、GC - MS研究荔枝鲜果，半干型荔枝干以及焦化的荔枝干的香气成分。

3·According to the physiological characteristic of litchi, some proper fresh-keeping technologies of film packaging were put forward.

根据荔枝的生理特征和影响荔枝褐变和腐烂的因素，提出了适合荔枝的薄膜包装保鲜技术。

4·Therefore, mastering the physiological change of postharvest for litchi and exploring the storage and fresh-keeping techniques become the key research target currently.

因此，掌握荔枝采后的生理变化规律，探索荔枝的贮藏保鲜技术成为当前研究的重点。

5·In order to provide design and theoretical basis for intensive processing machinery of Litchi fresh fruit, physical and mechanical property of Litchi fresh fruit were measured.

为了给荔枝精深加工机械的研发提供设计依据和理论基础，对荔枝的物性参数(球度、果壳厚度和鲜果平均密度等)和机械特性(压缩破坏载荷及变形)进行了测定。