white discharge

disperse black WF and black WS for high temperature dyeing and black-ground white discharge printing.

推薦了兩組高溫染色黑地拔白印花的三元色拼混染料分散黑WF和黑WS，通過對亞錫類和亞磺酸類還原劑的系統試驗和比較，以及對拔自參數的分析，提出滌綸織物黑色深地于120℃并適當提高染料濃度染色，采用12％PS-14原糊50％、德古林20％、助拔劑WT8％、尿素2％拔白，即可獲得深濃的黑地拔白印花，拔白度達73左右。

The Movement pull out the white flag and insert in the red flag in 1958, presented and launched by Chairman Mao himself, is the result of various integrating factors.

1958年的“拔白旗、插紅旗”運動，是由毛澤東親自提出和發動的。

It also finds out the relevant new flat mesh plate material and works out the improving method.

分析拔白印花花色受損及拔白花型胖花現象的原因 ,并找到了相應的新型平網制版材料、制定了改進辦法。