TTP-245C全系列机种采用贝壳式上掀机构设计，使碳带和标签纸卷的安装轻松容易；

TTP-245C full range of aircraft types used on lifting the body shell type design, ribbon and label roll is easy to install easy;

youdao

TTP-245C全系列机种采用贝壳式上掀机构设计，使碳带和标签纸卷的安装轻松容易；

TTP-245C full range of aircraft types used on lifting the body shell type design, ribbon and label roll is easy to install easy;

youdao