The valve axis adopt stainless steel, it has good abradability and anti - causticity.阀杆采用不锈钢, 有良好的抗腐蚀性,抗擦伤和耐磨性能.Especially, the measure of some causticity liquid is very difficult using the old flow meter.特别是工业中对一些具有腐蚀性的...

n.尖刻，苛性度，刻薄...

causticity的音标：causticity的英式发音音标为：[kɔ:s'tɪsɪtɪ]causticity的美式发音音标为：[kɔs'tɪsɪtɪ]...