raw paper meaning in English

复写纸原纸
原纸，纸坯

Raw paper material info . . .
纸餐盒行业标准. .
Whole line process from raw paper to finished paper products cups , bowls , buckets . . . . how to making paper cups bowl , bucket in our paper cup bowl , bucket forming machines . . . . requirement for exchanging molds to produce different sizes paper cups bowl , bucket . . .
从原料纸张到成品纸杯,纸碗,纸餐盒涉及到的工艺流程相关设备整条生产流水线