“正射投影”的概念、定义、翻译、参考文献-科学参考

单词	正射投影
释义	正射投影 Encyclopedia 工学方位投影释 orthographic projection正射投影视点位于无穷远处，投影面与地球面相切或相割，投影视线互相平行且垂直于投影面的任意性质的透视方位投影。
随便看	obstruction point obstruction set obstruction theory obstruction to a group action obstruction to a homotopy obstruction to an extension obstruction to integrability obstructive obstructive nephropathy obstructive scenery obstructive shock obstructive sleep apnea hypopnea syndrome obstructor obstruent OB supergiant OBT obtain evidence obtaining a guarantor pending trail obtaining confession through leading question obturator obturator artery obturator fascia obturator foramen obturator nerve obtuse

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。