“X.a.”概念、定义、翻译-科学时代

单词	X.a.
释义	请查阅X.a.--X.a. (excluding all benefits)
随便看	position hologram position independent code position independent code (PIC) position independent code--position independent code (PIC) position indicating switch position indicator positioning positioning positioning positioning positioning positioning positioning positioning positioning authority positioning coil positioning consistency positioning diagram method positioning diagram method positioning era positioning error positioning hole positioning lug positioning mark positioning navigation

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。