3 d human body 三维人体
d human body model 三维真实人体模型
d human body motion 三维人体运动
d human body database 三维人体数据库
d human body modeling 三维人体建模
3 d human body model 三维真实人体模型
model of d human body 人体三维模型
3 d human body motion 三维人体运动
3 d human body modeling 三维人体建模
The human body of various nutrients in great demand, the hope is calcium, vitamin D and protein in the diet, but cannot excessive.
此时人体对各类营养需求量很大，最希望的是钙质、维生素D及蛋白质食物，但也不能过量。
The sun's rays, in moderation, are beneficial to the human body, which produces vitamin d, which is essential to help the body absorb calcium from food.
适度接受阳光照射对人体是有益的并能帮助人体生成维生素d，可以有效帮助人体吸收食物中的钙物质。
From the point of view of ergonomic, the importance of the changes in human body sitting postures lead to the R & D of a new office chair.
本文从人体工程学角度出发，由信息传递理论得出人体坐姿转变的重要性原理，并以此为依据对新型办公椅进行设计与开发。
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