1·The inhibition behavior of N-dodecyl benzotriazole cationic surfactant(DBCS)for mild carbon steel in 1.
研究了十二烷基苯并三氮唑（DBCS）阳离子表面活性剂的缓蚀性能。
2·Ferrite and carbon constitute the mild steel.
铁素体和碳组成低碳钢。
3·Most cases mild or low carbon steel is used for lugs, crowns, dropouts, and various tubes on the frame.
大多数病例轻度或低碳钢为耳使用，冠，辍学，和各种管道的框架。