overprinting造句

1、This copy is the same as the original one only for file. Overprinting is invalid. Valid to XX.
副本与原件一样，只有一份，套印无效。有效期至。

2、Ink trapping: it is the ability of the first down ink to get hold of the overprinting ink.
油墨牵力：是先印的油墨能否把叠印的油墨牢固拉着的能力。

3、Please see the back page for detailed information about overprinting services.
请参阅背页有关加印服务的详细资料。