In addition, the paper for beating degree, firmness and filling, sizing, and so on, with the crimpness, self-crimping to marketizing of paper also focuses on the papermakig process.

另，张的打浆量、不松量及加填量、施胶量等，也与笔直性有关，所以，处置张笔直的弊病还给造工艺上下功夫。