• 1. solution crevice: 溶洞
• 2. heavy-cover solution crevice: 厚覆盖溶洞

• 1.The crevice corrosion behavior of X70 steel was studied in the Ku'erle simulated solution of various HCO3- concentrations by using a wedge-shaped crevice model.
  在含有不同浓度HCO3-的库尔勒模拟溶液中对X70钢楔形缝隙模拟构型进行缝隙腐蚀实验。
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