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 They could have withdrawn into the mountain fastness of Eryri.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

• On the Agriculture Marketization Development of Mountain Fastnesses in Wuling Mountain Area
  武陵山区山寨农业市场化发展研究
• 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。
• 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 results showed that under the optimal process conditions, the colour yield, and fastnesses to soaping and rubbing are obviously improved. It is an efficacious approach to improving the dyeing effect of saflor yellow dye.
  结果表明，在优选条件下，可使表观色深和皂洗、摩擦牢度显著提高，是提高红花黄染色效果的有效途径。
• Process 3 exhibited the worst color fastnesses but of high exhaustion, good dye penetrability and the highest K/ S values.
  工艺三的染色牢度最差，上染率高，透染较好K/S值最高。
• 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 color fastnesses and K/ S values were obviously improved.
  结果显示：经媒染剂作用后织物的染色牢度和K/S值都明显增大.最后确定出最佳染色方法与染色工艺。
• 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
• Process 2 gave color fastnesses with level 3 or above but of the best exhaustion, K/ S values and dye penetrability;
  工艺二的色牢度都能达到三级以上，K/S值、上染率和透染性最好；
• 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。