600lb800八字盲板

序号缩 写 词说明DESCRIPTION1AARHArithmetic Average Roughness Height算术平均粗糙度高度2AGSSAngular Seating Surface角支持面3AMBAmbient环境4ANSIAmerican National Standards Institute美国国家标准协会5AOAdjustable Opening可调式开6APIAmerican Petroleum Institute美国石油协会7ASAlloy Steel合金钢8ASBAsbestos石棉9A...