fastnesses

英 [ˈfɑːstnɪsɪz]

美 [ˈfæstnəsɪz]

n.  要塞; 堡垒
fastness的复数

柯林斯词典

• N-COUNT 堡垒;要塞
  Afastnessis a place, such as a castle, which is considered safe because it is difficult to reach or easy to defend against attack.
  1. They could have withdrawn into the mountain fastness of Eryri.
     他们本可退到山中要塞埃利里去。

双语例句

• The pH value caused the change of the conjugated structure and made the pigment be reddish in the acidic conditions. ( 4) The color fastnesses to washing and rubbing of safflower yellow, gardenia yellow and red rice pigment in polyamide fiber had grade 4 or better.
  红米红色素受pH值的影响导致共轭结构变化，在酸性条件下呈红色。（4）红花黄、栀子黄以及红米红对锦纶具有良好摩擦、皂洗、耐洗牢度，基本都在4级以上。
• The results showed that the directly dyed samples had rate 3~ 4 rubbing and soaping color fastnesses, and the iron mordant dyed ones had rate 4 rubbing and soaping fastnesses.
  试验结果表明：直接染色样品的摩擦色牢度3～4级，皂洗色牢度3～4级，铁媒染后摩擦色牢度和皂洗色牢度提高为4级。
• A Discussion about the Color Fastnesses of Reactive and Disperse Dyes
  关于活性染料及分散染料色牢度几个热点问题的探讨
• Reactive dyes could be chosen for the fabrics with less spandex, which resulted in good dye fastnesses and high elasticity recovery.
  对含氨纶较少的棉/氨弹力织物可选择活性染料染色，染色后各项牢度较好，弹性回复率较高。
• A Study on the Improvement of the Fastnesses of Acid Dyes by Sol-gel Method
  溶胶&凝胶法提高酸性染料染色牢度的研究
• Compared with wool yarn, chlorinated wool had higher dyeing rate, quick to dyeing balance, and same or higher color fastnesses;
  氯化改性羊毛的上色速率、上染平衡比原毛快，各项色样牢度基本相同或略高；
• Disperse dyes are suitable for dyeing PU fiber, high uptake and satis factory fastnesses were observed.
  分散染料是氨纶染色的理想染料，它具有较高的上染率和较好的染色牢度。
• Analysis in Respect to the Problems of Colour Fastnesses of Fabrics Dyed with Disperse Dyes and Improvement on Technologies
  分散染料染色物若干色牢度问题分析和改进技术
• The dyeing fastnesses of the MCT/ VS group dyes were satisfactory, which were equal values with the lanasol dyes.
  MCT/VS染料在氯化羊毛染色后的湿牢度与兰纳素染料在该类纤维上染色的湿牢度相当，能够满足要求。
• The synthetic method and application properties of an acid dye fixer for nylon fabrics were researched. The results showed that the various color fastnesses such as rubbing and soaping fastnesses of the dye-fixed fabrics were obviously improved with little shade change and no coarse hand-feel.
  探讨尼龙织物酸性染料固色剂的合成与应用研究，结果表明，固色后织物的摩擦牢度和皂洗牢度等各项牢度有显著提高，而且色光变化较小，手感不粗糙。