短語詞組短語protective e casing 保護套;防護罩Protective casing size 外殼防護等級high temperature protective casing 護套管protective casing tube 防護套管Thermocouple Protective Casing Pipe 熱電偶保護套管Microstrip antenna with protective casing 發(fā)明名稱flexible protective casing for pipe 撓性保護管套Non -rotary casing protective tool 非旋轉(zhuǎn)套管保護工具 返回 protective casing