V to lengthen or extend (a speech, etc); prolong in time 延长
Protracting object's free-body diagram is a course of analysising object's force from other object.
画受力图是解决力学问题关键的一步。
The essentiality of protracting curve was known.
绘制曲线的重要性是众所周知的。
The database has the function of curve fitting, protracting, storage, and management, and is useful for digital management of packaging lab.
该数据库具有各种缓冲材料数据拟合、绘制、存储、管理等功能，有助于实现包装实验室数字化管理。
应用推荐