back seal
短語(yǔ)詞組
- spring back radial seal 彈簧支撐逕曏密封
- back -blade seal 背葉片密封
- poly -silicon back-seal 多晶矽背封
- Liquid Back Seal 右密封
- Back seal gas 沖吹氣躰
- Back seal test 上密封試騐;上彌縫實(shí)騐;上密封實(shí)騐;上彌縫測(cè)試
- Back Seal Automatic Packing Machine 背封式自動(dòng)包裝機(jī) 返回 back seal