垢

• Problems in the evaluation of scale inhibitors
  阻垢剂性能评定方法中的问题与讨论
• Application of descaling agent to circulating water
  阻垢剂在循环水系统中的应用
• Method for scale adhesion test for oxygen - free copper
  无氧铜锈垢粘着力试验方法
• Test method for buffering action of metal cleaners
  金属除垢剂的抛光作用的试验方法
• Researches on the synthesis of water stabiliser
  401的合成及其缓蚀阻垢分散性能研究
• Slow releasing sold scale inhibitor for oil wells
  固体缓释型油井防垢剂的研制
• Methods of evaluation of scale inhibitors
  冷却水系统中阻垢剂性能的评定方法
• Descaling and cleaning titanium and titanium alloy surfaces
  钛及钛合金表面的去垢和清洗
• He thinks of new york as a den of iniquity
  他认为纽约是个藏污纳垢之处。
• Performance of scale - corrosion inhibition of polyaspartic acid
  聚天冬氨酸的阻垢缓蚀性能