高强度耐大气腐蚀钢
high strength atmosphere corrosion resistant steel
金属管充液温度计
liquid-in-metal thermometer
金属管充液温度仪
liquid-in-metal thermograph
金属化厚度和均匀性
Metallizing layer thickness and uniformity
紧错线性复杂度
tight error linear complexity
紧缺度
evaluation to the shortage