The shape of model sand particle play an important role in submarine rest angle, starting speed, bulk specific weight and some other physical characters.
颗粒形貌对模型沙的水下休止角，起动流速、 堆积密度等性能有显著影响。
Straight in line, square in shape, and very easy to write, this kind of characters is regarded as standard characters, as it can be used as a model for other forms of writing.
楷书笔画平直，字形方正，书写简便。人们把这种字体称为“楷书”，表明它是可以被当作楷模学习、运用的书体。
The design has the shape of other cartoon characters.
本设计造型还有关其它的卡通动物。
应用推荐