water-retention

常见例句

双语例句

• My friend says that I have a water-retention problem.
  我的朋友说我有保水的问题。
• The influencing factors of water-retention rate are analyzed and testing parameters are determined.
  设计了真空吸收法实验装置，利用该装置测定的保水率与传统滤纸法进行了对比。
• ASP has high water-reducing rate and low slump loss, but it is expensive, and the water-retention of concrete is bad, which limit its application.
  氨基磺酸系高效减水剂ASP的减水率高、坍落度损失小，但价格较高、混凝土保水性差，限制了其应用。
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