英语语法分析

Edge enhancement is intrinsic in xerography.

边缘增强是静电复印术的固有特点。

By xerography a book can be reproduced in a few hours.

用复印术，几小时内就能把一本书复印出来。

Synthesis of novel CTMs is a hotspot of the xerography field.

合成性能优良的电荷传输材料是目前静电复印领域的研究热点。