第一联为存根联，由销货方留存备查。
The first copy is the " stub copy ," which is kept by the seller for reference ;
丢失或擅自销毁发票存根联以及发票登记簿；
Los or scrap the counterfoil and invoice registration book ;
发票存根，发票复写联我要两份复写本存档。
Original invoice , carbon copy I want two carbons for our files .
存根联