encrustation

英 [ˌenkrʌˈsteɪʃn]

美 [ˌenkrʌˈsteɪʃn]

n.  (长时间形成的)外皮，外壳，沉积物

复数：encrustations　

BNC.40423 / COCA.39164

柯林斯词典

• (长时间形成的)外皮，外壳，沉积物
  Anencrustationis a hard and thick layer on the surface of something that has built up over a long period of time.

英英释义

noun

• a decorative coating of contrasting material that is applied to a surface as an inlay or overlay
  Synonym:incrustation
• a hard outer layer that covers something
  Synonym:crustincrustation
• the formation of a crust
  Synonym:incrustation

双语例句

• The method has the advantage of low operation temperature, non-corrosion to equipment, good results for eliminating encrustation and so on.
  该方法具有操作温度低、不腐蚀设备、除垢率高等优点。
• They view the common market as a pearl surrounded by a dismal encrustation of European bureaucracy and regulation.
  在他们看来，统一市场就如同被欧洲的官僚机构和法律规章所形成的一层硬壳包裹起来的一颗珍珠。
• The second set consisted of patina ― a chemical film encrustation on one of the limestone boxes.
  第二套样本中包含有铜绿――在一个石灰石盒子上附着的一种化学物质。
• The results show that the treating device has the functions of encrustation suppression, slow corrosion and bactericidal action.
  结果表明，该处理器有明显的阻垢、缓蚀及杀菌功能。
• If only want to remove sand, rust, without considering removing encrustation, bacteria can use water purification devices.
  如果只是想去除泥沙，铁锈，而不考虑去除水垢，细菌，可以用净水器。
• In this paper the EDTA coordination method for eliminating high-silicon encrustation is advanced, which has overcome the shortage in the purging process with the traditional acid of basic method.
  本文提出一种清洗高硅垢的EDTA配合法，克服了传统的碱法和酸法清洗过程中存在的不足。
• The experiment result shows that, with the increase of blade elevation angle, SO 2 removal efficiency and the operation stability will be descended, the amount of encrustation will be increased.
  结果表明，一般情况下，叶片仰角增大，脱硫率有所下降，塔的运行稳定性有所下降，结垢有所增加。
• Low-concentration SO2 flue gas is usually treated by Limestone-Gypsum desulfurization technology. However, this method has some disadvantages, such as requiring large investment, suffering serious encrustation, recontamination of wastes from the desulfurization process.
  低浓度二氧化硫烟气一般采用石灰石-石膏法处理，但是该方法存在投资大、设备结垢严重、废弃物二次污染等问题。
• In rough-set theoretic sense, the histogram correlates with the lower approximation and encrustation of histogram correlates with upper approximation.
  从粗糙集理论意义上来说，直方图的外层与上近似有关，而直方图取值与下近似有关。
• The Study on Risk Factors for Catheter Encrustation in Long-term Catheterized Patients
  长期留置导尿管病人导管结壳危险因素的研究