常見例句Using Citic Acid and Amminium Citrate as treatment reagent,NaH 2PO 4 as catalyst, the crease proof finishing of cotton fabrics is investifated with respect to the reagent concentration , catalyst concentration and the roasting condition. 以檸檬酸、檸檬酸銨做整理劑,NaH2PO4做催化劑,從整理劑濃度、催化劑濃度、焙烘條件三方面對(duì)棉織物防皺整理以織物折皺回復(fù)角及斷裂強(qiáng)力為指標(biāo)進(jìn)行了研究。This paper reviews the developing status in quo, types, crease proofing mechanism and the present problems of the polycarboxylic acid finishing agents. 綜述了多元羧酸整理劑的發(fā)展現(xiàn)狀,多元羧酸整理劑的種類、防皺機(jī)理及其存在的主要問題。There is positive proof that he did it. 有確切的證據(jù)證明他做了此事。Through L9(34) orthogonal test, non-formaldehyde crease proofing agent polymaleic acid (PMA) with proper molecular weight and the optimal anti-crease finishing process were selected. 通過L9(34)正交試驗(yàn),選擇具有合適分子量的聚馬來酸(PMA)無醛防皺整理劑和最優(yōu)防皺整理工藝。The onus of proof lies with you. 你有責(zé)任提供證據(jù)。Be careful not to crease up my book. 小心別把我的書弄皺了。 返回 crease proof